Home / 7,435.91-11,155.16-3,433.52

Finding the Fourth Proportional to 7,435.91, 11,155.16 and 3,433.52

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Solution

The fourth proportional to 7,435.91, 11,155.16 and 3,433.52 is: 5,150.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,435.91 : 11,155.16 = 3,433.52 : x
  2. Step 2: Convert to fraction form
    7,435.91/11,155.16 = 3,433.52/x
  3. Step 3: Cross multiply
    7,435.91x = 11,155.16 × 3,433.52
  4. Step 4: Simplify right side
    7,435.91x = 38,301,463.44
  5. Step 5: Solve for x
    x = 38,301,463.44/7,435.91
  6. Step 6: Final answer
    x = 5,150.88

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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.