Home / 10,412.92-14,374.51-6,641.11

Finding the Fourth Proportional to 10,412.92, 14,374.51 and 6,641.11

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Solution

The fourth proportional to 10,412.92, 14,374.51 and 6,641.11 is: 9,167.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,412.92 : 14,374.51 = 6,641.11 : x
  2. Step 2: Convert to fraction form
    10,412.92/14,374.51 = 6,641.11/x
  3. Step 3: Cross multiply
    10,412.92x = 14,374.51 × 6,641.11
  4. Step 4: Simplify right side
    10,412.92x = 95,462,659.97
  5. Step 5: Solve for x
    x = 95,462,659.97/10,412.92
  6. Step 6: Final answer
    x = 9,167.71

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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.