Home / 7,982.28-11,013.57-4,444.61

Finding the Fourth Proportional to 7,982.28, 11,013.57 and 4,444.61

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Solution

The fourth proportional to 7,982.28, 11,013.57 and 4,444.61 is: 6,132.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,982.28 : 11,013.57 = 4,444.61 : x
  2. Step 2: Convert to fraction form
    7,982.28/11,013.57 = 4,444.61/x
  3. Step 3: Cross multiply
    7,982.28x = 11,013.57 × 4,444.61
  4. Step 4: Simplify right side
    7,982.28x = 48,950,968.29
  5. Step 5: Solve for x
    x = 48,950,968.29/7,982.28
  6. Step 6: Final answer
    x = 6,132.45

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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.