Home / 5,377.28-7,423.10-3,362.56

Finding the Fourth Proportional to 5,377.28, 7,423.10 and 3,362.56

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Solution

The fourth proportional to 5,377.28, 7,423.10 and 3,362.56 is: 4,641.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.28 : 7,423.10 = 3,362.56 : x
  2. Step 2: Convert to fraction form
    5,377.28/7,423.10 = 3,362.56/x
  3. Step 3: Cross multiply
    5,377.28x = 7,423.10 × 3,362.56
  4. Step 4: Simplify right side
    5,377.28x = 24,960,619.14
  5. Step 5: Solve for x
    x = 24,960,619.14/5,377.28
  6. Step 6: Final answer
    x = 4,641.87

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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.