Home / 8,962.02-13,442.04-2,388.78

Finding the Fourth Proportional to 8,962.02, 13,442.04 and 2,388.78

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Solution

The fourth proportional to 8,962.02, 13,442.04 and 2,388.78 is: 3,582.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,962.02 : 13,442.04 = 2,388.78 : x
  2. Step 2: Convert to fraction form
    8,962.02/13,442.04 = 2,388.78/x
  3. Step 3: Cross multiply
    8,962.02x = 13,442.04 × 2,388.78
  4. Step 4: Simplify right side
    8,962.02x = 32,110,076.31
  5. Step 5: Solve for x
    x = 32,110,076.31/8,962.02
  6. Step 6: Final answer
    x = 3,582.91

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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.