Home / 3,432.51-5,147.55-2,343.87

Finding the Fourth Proportional to 3,432.51, 5,147.55 and 2,343.87

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Solution

The fourth proportional to 3,432.51, 5,147.55 and 2,343.87 is: 3,514.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.51 : 5,147.55 = 2,343.87 : x
  2. Step 2: Convert to fraction form
    3,432.51/5,147.55 = 2,343.87/x
  3. Step 3: Cross multiply
    3,432.51x = 5,147.55 × 2,343.87
  4. Step 4: Simplify right side
    3,432.51x = 12,065,188.02
  5. Step 5: Solve for x
    x = 12,065,188.02/3,432.51
  6. Step 6: Final answer
    x = 3,514.98

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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.