Home / 11,370.52-15,691.86-6,335.08

Finding the Fourth Proportional to 11,370.52, 15,691.86 and 6,335.08

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Solution

The fourth proportional to 11,370.52, 15,691.86 and 6,335.08 is: 8,742.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,370.52 : 15,691.86 = 6,335.08 : x
  2. Step 2: Convert to fraction form
    11,370.52/15,691.86 = 6,335.08/x
  3. Step 3: Cross multiply
    11,370.52x = 15,691.86 × 6,335.08
  4. Step 4: Simplify right side
    11,370.52x = 99,409,188.45
  5. Step 5: Solve for x
    x = 99,409,188.45/11,370.52
  6. Step 6: Final answer
    x = 8,742.71

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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.