Home / 6,442.43-8,888.52-3,609.41

Finding the Fourth Proportional to 6,442.43, 8,888.52 and 3,609.41

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Solution

The fourth proportional to 6,442.43, 8,888.52 and 3,609.41 is: 4,979.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442.43 : 8,888.52 = 3,609.41 : x
  2. Step 2: Convert to fraction form
    6,442.43/8,888.52 = 3,609.41/x
  3. Step 3: Cross multiply
    6,442.43x = 8,888.52 × 3,609.41
  4. Step 4: Simplify right side
    6,442.43x = 32,082,335.19
  5. Step 5: Solve for x
    x = 32,082,335.19/6,442.43
  6. Step 6: Final answer
    x = 4,979.85

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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.