Home / 4,817.34-6,648.18-2,928.61

Finding the Fourth Proportional to 4,817.34, 6,648.18 and 2,928.61

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Solution

The fourth proportional to 4,817.34, 6,648.18 and 2,928.61 is: 4,041.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.34 : 6,648.18 = 2,928.61 : x
  2. Step 2: Convert to fraction form
    4,817.34/6,648.18 = 2,928.61/x
  3. Step 3: Cross multiply
    4,817.34x = 6,648.18 × 2,928.61
  4. Step 4: Simplify right side
    4,817.34x = 19,469,967.17
  5. Step 5: Solve for x
    x = 19,469,967.17/4,817.34
  6. Step 6: Final answer
    x = 4,041.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.