Home / 9,098.88-12,560.70-5,321.52

Finding the Fourth Proportional to 9,098.88, 12,560.70 and 5,321.52

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Solution

The fourth proportional to 9,098.88, 12,560.70 and 5,321.52 is: 7,346.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,098.88 : 12,560.70 = 5,321.52 : x
  2. Step 2: Convert to fraction form
    9,098.88/12,560.70 = 5,321.52/x
  3. Step 3: Cross multiply
    9,098.88x = 12,560.70 × 5,321.52
  4. Step 4: Simplify right side
    9,098.88x = 66,842,026.65
  5. Step 5: Solve for x
    x = 66,842,026.65/9,098.88
  6. Step 6: Final answer
    x = 7,346.18

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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.