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Finding the Fourth Proportional to 10,788.16, 14,889.08 and 6,073.36

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Solution

The fourth proportional to 10,788.16, 14,889.08 and 6,073.36 is: 8,382.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,788.16 : 14,889.08 = 6,073.36 : x
  2. Step 2: Convert to fraction form
    10,788.16/14,889.08 = 6,073.36/x
  3. Step 3: Cross multiply
    10,788.16x = 14,889.08 × 6,073.36
  4. Step 4: Simplify right side
    10,788.16x = 90,426,742.91
  5. Step 5: Solve for x
    x = 90,426,742.91/10,788.16
  6. Step 6: Final answer
    x = 8,382.04

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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.