Home / 11,785.06-16,248.29-9,652.74

Finding the Fourth Proportional to 11,785.06, 16,248.29 and 9,652.74

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Solution

The fourth proportional to 11,785.06, 16,248.29 and 9,652.74 is: 13,308.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,785.06 : 16,248.29 = 9,652.74 : x
  2. Step 2: Convert to fraction form
    11,785.06/16,248.29 = 9,652.74/x
  3. Step 3: Cross multiply
    11,785.06x = 16,248.29 × 9,652.74
  4. Step 4: Simplify right side
    11,785.06x = 156,840,518.81
  5. Step 5: Solve for x
    x = 156,840,518.81/11,785.06
  6. Step 6: Final answer
    x = 13,308.42

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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.