Home / 5,425.96-7,487.86-3,036.04

Finding the Fourth Proportional to 5,425.96, 7,487.86 and 3,036.04

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Solution

The fourth proportional to 5,425.96, 7,487.86 and 3,036.04 is: 4,189.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425.96 : 7,487.86 = 3,036.04 : x
  2. Step 2: Convert to fraction form
    5,425.96/7,487.86 = 3,036.04/x
  3. Step 3: Cross multiply
    5,425.96x = 7,487.86 × 3,036.04
  4. Step 4: Simplify right side
    5,425.96x = 22,733,442.47
  5. Step 5: Solve for x
    x = 22,733,442.47/5,425.96
  6. Step 6: Final answer
    x = 4,189.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.