Home / 4,124.60-5,690.53-2,331.87

Finding the Fourth Proportional to 4,124.60, 5,690.53 and 2,331.87

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Solution

The fourth proportional to 4,124.60, 5,690.53 and 2,331.87 is: 3,217.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,124.60 : 5,690.53 = 2,331.87 : x
  2. Step 2: Convert to fraction form
    4,124.60/5,690.53 = 2,331.87/x
  3. Step 3: Cross multiply
    4,124.60x = 5,690.53 × 2,331.87
  4. Step 4: Simplify right side
    4,124.60x = 13,269,576.19
  5. Step 5: Solve for x
    x = 13,269,576.19/4,124.60
  6. Step 6: Final answer
    x = 3,217.18

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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.