Home / 5,127.35-7,073.31-3,001.56

Finding the Fourth Proportional to 5,127.35, 7,073.31 and 3,001.56

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Solution

The fourth proportional to 5,127.35, 7,073.31 and 3,001.56 is: 4,140.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127.35 : 7,073.31 = 3,001.56 : x
  2. Step 2: Convert to fraction form
    5,127.35/7,073.31 = 3,001.56/x
  3. Step 3: Cross multiply
    5,127.35x = 7,073.31 × 3,001.56
  4. Step 4: Simplify right side
    5,127.35x = 21,230,941.82
  5. Step 5: Solve for x
    x = 21,230,941.82/5,127.35
  6. Step 6: Final answer
    x = 4,140.73

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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.