Home / 8,442.24-11,654.01-5,459.55

Finding the Fourth Proportional to 8,442.24, 11,654.01 and 5,459.55

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Solution

The fourth proportional to 8,442.24, 11,654.01 and 5,459.55 is: 7,536.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,442.24 : 11,654.01 = 5,459.55 : x
  2. Step 2: Convert to fraction form
    8,442.24/11,654.01 = 5,459.55/x
  3. Step 3: Cross multiply
    8,442.24x = 11,654.01 × 5,459.55
  4. Step 4: Simplify right side
    8,442.24x = 63,625,650.30
  5. Step 5: Solve for x
    x = 63,625,650.30/8,442.24
  6. Step 6: Final answer
    x = 7,536.58

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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.