Home / 10,716.97-14,787.02-6,468.72

Finding the Fourth Proportional to 10,716.97, 14,787.02 and 6,468.72

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Solution

The fourth proportional to 10,716.97, 14,787.02 and 6,468.72 is: 8,925.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,716.97 : 14,787.02 = 6,468.72 : x
  2. Step 2: Convert to fraction form
    10,716.97/14,787.02 = 6,468.72/x
  3. Step 3: Cross multiply
    10,716.97x = 14,787.02 × 6,468.72
  4. Step 4: Simplify right side
    10,716.97x = 95,653,092.01
  5. Step 5: Solve for x
    x = 95,653,092.01/10,716.97
  6. Step 6: Final answer
    x = 8,925.39

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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.