Home / 4,442.88-6,663.87-1,521.42

Finding the Fourth Proportional to 4,442.88, 6,663.87 and 1,521.42

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Solution

The fourth proportional to 4,442.88, 6,663.87 and 1,521.42 is: 2,281.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,442.88 : 6,663.87 = 1,521.42 : x
  2. Step 2: Convert to fraction form
    4,442.88/6,663.87 = 1,521.42/x
  3. Step 3: Cross multiply
    4,442.88x = 6,663.87 × 1,521.42
  4. Step 4: Simplify right side
    4,442.88x = 10,138,545.10
  5. Step 5: Solve for x
    x = 10,138,545.10/4,442.88
  6. Step 6: Final answer
    x = 2,281.98

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1.5x scale

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.