Home / 11,540.28-15,924.60-6,502.86

Finding the Fourth Proportional to 11,540.28, 15,924.60 and 6,502.86

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Solution

The fourth proportional to 11,540.28, 15,924.60 and 6,502.86 is: 8,973.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,540.28 : 15,924.60 = 6,502.86 : x
  2. Step 2: Convert to fraction form
    11,540.28/15,924.60 = 6,502.86/x
  3. Step 3: Cross multiply
    11,540.28x = 15,924.60 × 6,502.86
  4. Step 4: Simplify right side
    11,540.28x = 103,555,444.36
  5. Step 5: Solve for x
    x = 103,555,444.36/11,540.28
  6. Step 6: Final answer
    x = 8,973.39

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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.