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Finding the Fourth Proportional to 7,045.84, 10,568.76 and 4,847.92

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Solution

The fourth proportional to 7,045.84, 10,568.76 and 4,847.92 is: 7,271.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,045.84 : 10,568.76 = 4,847.92 : x
  2. Step 2: Convert to fraction form
    7,045.84/10,568.76 = 4,847.92/x
  3. Step 3: Cross multiply
    7,045.84x = 10,568.76 × 4,847.92
  4. Step 4: Simplify right side
    7,045.84x = 51,236,502.98
  5. Step 5: Solve for x
    x = 51,236,502.98/7,045.84
  6. Step 6: Final answer
    x = 7,271.88

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.