Home / 9,982.16-14,982.50-5,055.28

Finding the Fourth Proportional to 9,982.16, 14,982.50 and 5,055.28

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Solution

The fourth proportional to 9,982.16, 14,982.50 and 5,055.28 is: 7,587.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982.16 : 14,982.50 = 5,055.28 : x
  2. Step 2: Convert to fraction form
    9,982.16/14,982.50 = 5,055.28/x
  3. Step 3: Cross multiply
    9,982.16x = 14,982.50 × 5,055.28
  4. Step 4: Simplify right side
    9,982.16x = 75,740,732.60
  5. Step 5: Solve for x
    x = 75,740,732.60/9,982.16
  6. Step 6: Final answer
    x = 7,587.61

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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.