Home / 3,916.55-5,404.44-2,423.92

Finding the Fourth Proportional to 3,916.55, 5,404.44 and 2,423.92

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Solution

The fourth proportional to 3,916.55, 5,404.44 and 2,423.92 is: 3,344.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,916.55 : 5,404.44 = 2,423.92 : x
  2. Step 2: Convert to fraction form
    3,916.55/5,404.44 = 2,423.92/x
  3. Step 3: Cross multiply
    3,916.55x = 5,404.44 × 2,423.92
  4. Step 4: Simplify right side
    3,916.55x = 13,099,916.69
  5. Step 5: Solve for x
    x = 13,099,916.69/3,916.55
  6. Step 6: Final answer
    x = 3,344.76

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1.5x scale

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.