Home / 5,057.85-7,587.89-1,548.13

Finding the Fourth Proportional to 5,057.85, 7,587.89 and 1,548.13

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Solution

The fourth proportional to 5,057.85, 7,587.89 and 1,548.13 is: 2,322.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057.85 : 7,587.89 = 1,548.13 : x
  2. Step 2: Convert to fraction form
    5,057.85/7,587.89 = 1,548.13/x
  3. Step 3: Cross multiply
    5,057.85x = 7,587.89 × 1,548.13
  4. Step 4: Simplify right side
    5,057.85x = 11,747,023.82
  5. Step 5: Solve for x
    x = 11,747,023.82/5,057.85
  6. Step 6: Final answer
    x = 2,322.53

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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.