Home / 4,294.29-6,442.65-2,540.85

Finding the Fourth Proportional to 4,294.29, 6,442.65 and 2,540.85

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Solution

The fourth proportional to 4,294.29, 6,442.65 and 2,540.85 is: 3,811.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,294.29 : 6,442.65 = 2,540.85 : x
  2. Step 2: Convert to fraction form
    4,294.29/6,442.65 = 2,540.85/x
  3. Step 3: Cross multiply
    4,294.29x = 6,442.65 × 2,540.85
  4. Step 4: Simplify right side
    4,294.29x = 16,369,807.25
  5. Step 5: Solve for x
    x = 16,369,807.25/4,294.29
  6. Step 6: Final answer
    x = 3,811.99

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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.