Home / 10,641.09-14,677.67-6,655.28

Finding the Fourth Proportional to 10,641.09, 14,677.67 and 6,655.28

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Solution

The fourth proportional to 10,641.09, 14,677.67 and 6,655.28 is: 9,179.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,641.09 : 14,677.67 = 6,655.28 : x
  2. Step 2: Convert to fraction form
    10,641.09/14,677.67 = 6,655.28/x
  3. Step 3: Cross multiply
    10,641.09x = 14,677.67 × 6,655.28
  4. Step 4: Simplify right side
    10,641.09x = 97,684,084.73
  5. Step 5: Solve for x
    x = 97,684,084.73/10,641.09
  6. Step 6: Final answer
    x = 9,179.89

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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.