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Finding the Fourth Proportional to 6,885.50, 10,328.16 and 2,502.92

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Solution

The fourth proportional to 6,885.50, 10,328.16 and 2,502.92 is: 3,754.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885.50 : 10,328.16 = 2,502.92 : x
  2. Step 2: Convert to fraction form
    6,885.50/10,328.16 = 2,502.92/x
  3. Step 3: Cross multiply
    6,885.50x = 10,328.16 × 2,502.92
  4. Step 4: Simplify right side
    6,885.50x = 25,850,506.59
  5. Step 5: Solve for x
    x = 25,850,506.59/6,885.50
  6. Step 6: Final answer
    x = 3,754.34

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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.