Home / 9,982.16-14,973.30-2,586.12

Finding the Fourth Proportional to 9,982.16, 14,973.30 and 2,586.12

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Solution

The fourth proportional to 9,982.16, 14,973.30 and 2,586.12 is: 3,879.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982.16 : 14,973.30 = 2,586.12 : x
  2. Step 2: Convert to fraction form
    9,982.16/14,973.30 = 2,586.12/x
  3. Step 3: Cross multiply
    9,982.16x = 14,973.30 × 2,586.12
  4. Step 4: Simplify right side
    9,982.16x = 38,722,750.60
  5. Step 5: Solve for x
    x = 38,722,750.60/9,982.16
  6. Step 6: Final answer
    x = 3,879.20

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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.