Home / 8,387.28-11,574.42-4,610.52

Finding the Fourth Proportional to 8,387.28, 11,574.42 and 4,610.52

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Solution

The fourth proportional to 8,387.28, 11,574.42 and 4,610.52 is: 6,362.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,387.28 : 11,574.42 = 4,610.52 : x
  2. Step 2: Convert to fraction form
    8,387.28/11,574.42 = 4,610.52/x
  3. Step 3: Cross multiply
    8,387.28x = 11,574.42 × 4,610.52
  4. Step 4: Simplify right side
    8,387.28x = 53,364,094.90
  5. Step 5: Solve for x
    x = 53,364,094.90/8,387.28
  6. Step 6: Final answer
    x = 6,362.50

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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.