Home / 8,387.01-11,572.56-5,201.07

Finding the Fourth Proportional to 8,387.01, 11,572.56 and 5,201.07

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Solution

The fourth proportional to 8,387.01, 11,572.56 and 5,201.07 is: 7,176.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,387.01 : 11,572.56 = 5,201.07 : x
  2. Step 2: Convert to fraction form
    8,387.01/11,572.56 = 5,201.07/x
  3. Step 3: Cross multiply
    8,387.01x = 11,572.56 × 5,201.07
  4. Step 4: Simplify right side
    8,387.01x = 60,189,694.64
  5. Step 5: Solve for x
    x = 60,189,694.64/8,387.01
  6. Step 6: Final answer
    x = 7,176.54

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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.