Home / 11,332.32-16,998.48-3,541.20

Finding the Fourth Proportional to 11,332.32, 16,998.48 and 3,541.20

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Solution

The fourth proportional to 11,332.32, 16,998.48 and 3,541.20 is: 5,311.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,332.32 : 16,998.48 = 3,541.20 : x
  2. Step 2: Convert to fraction form
    11,332.32/16,998.48 = 3,541.20/x
  3. Step 3: Cross multiply
    11,332.32x = 16,998.48 × 3,541.20
  4. Step 4: Simplify right side
    11,332.32x = 60,195,017.38
  5. Step 5: Solve for x
    x = 60,195,017.38/11,332.32
  6. Step 6: Final answer
    x = 5,311.80

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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.