Home / 5,463.90-8,195.22-1,515.45

Finding the Fourth Proportional to 5,463.90, 8,195.22 and 1,515.45

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Solution

The fourth proportional to 5,463.90, 8,195.22 and 1,515.45 is: 2,273.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,463.90 : 8,195.22 = 1,515.45 : x
  2. Step 2: Convert to fraction form
    5,463.90/8,195.22 = 1,515.45/x
  3. Step 3: Cross multiply
    5,463.90x = 8,195.22 × 1,515.45
  4. Step 4: Simplify right side
    5,463.90x = 12,419,446.15
  5. Step 5: Solve for x
    x = 12,419,446.15/5,463.90
  6. Step 6: Final answer
    x = 2,273.00

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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.