Home / 3,445.14-5,158.56-2,747.16

Finding the Fourth Proportional to 3,445.14, 5,158.56 and 2,747.16

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Solution

The fourth proportional to 3,445.14, 5,158.56 and 2,747.16 is: 4,113.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.14 : 5,158.56 = 2,747.16 : x
  2. Step 2: Convert to fraction form
    3,445.14/5,158.56 = 2,747.16/x
  3. Step 3: Cross multiply
    3,445.14x = 5,158.56 × 2,747.16
  4. Step 4: Simplify right side
    3,445.14x = 14,171,389.69
  5. Step 5: Solve for x
    x = 14,171,389.69/3,445.14
  6. Step 6: Final answer
    x = 4,113.44

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1.5x scale

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.