Home / 3,432.14-5,146.98-1,457.90

Finding the Fourth Proportional to 3,432.14, 5,146.98 and 1,457.90

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Solution

The fourth proportional to 3,432.14, 5,146.98 and 1,457.90 is: 2,186.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.14 : 5,146.98 = 1,457.90 : x
  2. Step 2: Convert to fraction form
    3,432.14/5,146.98 = 1,457.90/x
  3. Step 3: Cross multiply
    3,432.14x = 5,146.98 × 1,457.90
  4. Step 4: Simplify right side
    3,432.14x = 7,503,770.24
  5. Step 5: Solve for x
    x = 7,503,770.24/3,432.14
  6. Step 6: Final answer
    x = 2,186.32

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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.