Home / 10,952.30-16,428.45-4,025.90

Finding the Fourth Proportional to 10,952.30, 16,428.45 and 4,025.90

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Solution

The fourth proportional to 10,952.30, 16,428.45 and 4,025.90 is: 6,038.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,952.30 : 16,428.45 = 4,025.90 : x
  2. Step 2: Convert to fraction form
    10,952.30/16,428.45 = 4,025.90/x
  3. Step 3: Cross multiply
    10,952.30x = 16,428.45 × 4,025.90
  4. Step 4: Simplify right side
    10,952.30x = 66,139,296.86
  5. Step 5: Solve for x
    x = 66,139,296.86/10,952.30
  6. Step 6: Final answer
    x = 6,038.85

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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.