Home / 5,381.53-8,064.09-2,456.41

Finding the Fourth Proportional to 5,381.53, 8,064.09 and 2,456.41

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Solution

The fourth proportional to 5,381.53, 8,064.09 and 2,456.41 is: 3,680.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381.53 : 8,064.09 = 2,456.41 : x
  2. Step 2: Convert to fraction form
    5,381.53/8,064.09 = 2,456.41/x
  3. Step 3: Cross multiply
    5,381.53x = 8,064.09 × 2,456.41
  4. Step 4: Simplify right side
    5,381.53x = 19,808,711.32
  5. Step 5: Solve for x
    x = 19,808,711.32/5,381.53
  6. Step 6: Final answer
    x = 3,680.87

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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.