Home / 1,501.02-2,247.87-849.78

Finding the Fourth Proportional to 1,501.02, 2,247.87 and 849.78

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Solution

The fourth proportional to 1,501.02, 2,247.87 and 849.78 is: 1,272.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501.02 : 2,247.87 = 849.78 : x
  2. Step 2: Convert to fraction form
    1,501.02/2,247.87 = 849.78/x
  3. Step 3: Cross multiply
    1,501.02x = 2,247.87 × 849.78
  4. Step 4: Simplify right side
    1,501.02x = 1,910,194.97
  5. Step 5: Solve for x
    x = 1,910,194.97/1,501.02
  6. Step 6: Final answer
    x = 1,272.60

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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.