Home / 8,827.02-13,240.56-5,154.90

Finding the Fourth Proportional to 8,827.02, 13,240.56 and 5,154.90

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Solution

The fourth proportional to 8,827.02, 13,240.56 and 5,154.90 is: 7,732.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827.02 : 13,240.56 = 5,154.90 : x
  2. Step 2: Convert to fraction form
    8,827.02/13,240.56 = 5,154.90/x
  3. Step 3: Cross multiply
    8,827.02x = 13,240.56 × 5,154.90
  4. Step 4: Simplify right side
    8,827.02x = 68,253,762.74
  5. Step 5: Solve for x
    x = 68,253,762.74/8,827.02
  6. Step 6: Final answer
    x = 7,732.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.