Home / 4,362.16-6,542.25-1,242.10

Finding the Fourth Proportional to 4,362.16, 6,542.25 and 1,242.10

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Solution

The fourth proportional to 4,362.16, 6,542.25 and 1,242.10 is: 1,862.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,362.16 : 6,542.25 = 1,242.10 : x
  2. Step 2: Convert to fraction form
    4,362.16/6,542.25 = 1,242.10/x
  3. Step 3: Cross multiply
    4,362.16x = 6,542.25 × 1,242.10
  4. Step 4: Simplify right side
    4,362.16x = 8,126,128.73
  5. Step 5: Solve for x
    x = 8,126,128.73/4,362.16
  6. Step 6: Final answer
    x = 1,862.87

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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.