Home / 7,341.12-11,010.24-2,147.04

Finding the Fourth Proportional to 7,341.12, 11,010.24 and 2,147.04

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Solution

The fourth proportional to 7,341.12, 11,010.24 and 2,147.04 is: 3,220.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341.12 : 11,010.24 = 2,147.04 : x
  2. Step 2: Convert to fraction form
    7,341.12/11,010.24 = 2,147.04/x
  3. Step 3: Cross multiply
    7,341.12x = 11,010.24 × 2,147.04
  4. Step 4: Simplify right side
    7,341.12x = 23,639,425.69
  5. Step 5: Solve for x
    x = 23,639,425.69/7,341.12
  6. Step 6: Final answer
    x = 3,220.14

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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.