Home / 5,381.94-8,073.38-1,486.35

Finding the Fourth Proportional to 5,381.94, 8,073.38 and 1,486.35

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Solution

The fourth proportional to 5,381.94, 8,073.38 and 1,486.35 is: 2,229.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381.94 : 8,073.38 = 1,486.35 : x
  2. Step 2: Convert to fraction form
    5,381.94/8,073.38 = 1,486.35/x
  3. Step 3: Cross multiply
    5,381.94x = 8,073.38 × 1,486.35
  4. Step 4: Simplify right side
    5,381.94x = 11,999,872.08
  5. Step 5: Solve for x
    x = 11,999,872.08/5,381.94
  6. Step 6: Final answer
    x = 2,229.65

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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.