Home / 7,153.41-10,732.45-3,456.07

Finding the Fourth Proportional to 7,153.41, 10,732.45 and 3,456.07

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Solution

The fourth proportional to 7,153.41, 10,732.45 and 3,456.07 is: 5,185.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,153.41 : 10,732.45 = 3,456.07 : x
  2. Step 2: Convert to fraction form
    7,153.41/10,732.45 = 3,456.07/x
  3. Step 3: Cross multiply
    7,153.41x = 10,732.45 × 3,456.07
  4. Step 4: Simplify right side
    7,153.41x = 37,092,049.13
  5. Step 5: Solve for x
    x = 37,092,049.13/7,153.41
  6. Step 6: Final answer
    x = 5,185.23

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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.