Home / 8,432.66-11,641.64-5,076.29

Finding the Fourth Proportional to 8,432.66, 11,641.64 and 5,076.29

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Solution

The fourth proportional to 8,432.66, 11,641.64 and 5,076.29 is: 7,008.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432.66 : 11,641.64 = 5,076.29 : x
  2. Step 2: Convert to fraction form
    8,432.66/11,641.64 = 5,076.29/x
  3. Step 3: Cross multiply
    8,432.66x = 11,641.64 × 5,076.29
  4. Step 4: Simplify right side
    8,432.66x = 59,096,257.13
  5. Step 5: Solve for x
    x = 59,096,257.13/8,432.66
  6. Step 6: Final answer
    x = 7,008.03

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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.