Home / 10,652.31-15,980.52-3,632.04

Finding the Fourth Proportional to 10,652.31, 15,980.52 and 3,632.04

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Solution

The fourth proportional to 10,652.31, 15,980.52 and 3,632.04 is: 5,448.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,652.31 : 15,980.52 = 3,632.04 : x
  2. Step 2: Convert to fraction form
    10,652.31/15,980.52 = 3,632.04/x
  3. Step 3: Cross multiply
    10,652.31x = 15,980.52 × 3,632.04
  4. Step 4: Simplify right side
    10,652.31x = 58,041,887.86
  5. Step 5: Solve for x
    x = 58,041,887.86/10,652.31
  6. Step 6: Final answer
    x = 5,448.76

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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.