Home / 4,442.18-6,663.40-1,520.44

Finding the Fourth Proportional to 4,442.18, 6,663.40 and 1,520.44

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Solution

The fourth proportional to 4,442.18, 6,663.40 and 1,520.44 is: 2,280.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,442.18 : 6,663.40 = 1,520.44 : x
  2. Step 2: Convert to fraction form
    4,442.18/6,663.40 = 1,520.44/x
  3. Step 3: Cross multiply
    4,442.18x = 6,663.40 × 1,520.44
  4. Step 4: Simplify right side
    4,442.18x = 10,131,279.44
  5. Step 5: Solve for x
    x = 10,131,279.44/4,442.18
  6. Step 6: Final answer
    x = 2,280.70

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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.