Home / 10,689.06-14,753.43-6,496.50

Finding the Fourth Proportional to 10,689.06, 14,753.43 and 6,496.50

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Solution

The fourth proportional to 10,689.06, 14,753.43 and 6,496.50 is: 8,966.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,689.06 : 14,753.43 = 6,496.50 : x
  2. Step 2: Convert to fraction form
    10,689.06/14,753.43 = 6,496.50/x
  3. Step 3: Cross multiply
    10,689.06x = 14,753.43 × 6,496.50
  4. Step 4: Simplify right side
    10,689.06x = 95,845,658.00
  5. Step 5: Solve for x
    x = 95,845,658.00/10,689.06
  6. Step 6: Final answer
    x = 8,966.71

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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.