Home / 2,270.08-3,132.03-1,384.95

Finding the Fourth Proportional to 2,270.08, 3,132.03 and 1,384.95

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Solution

The fourth proportional to 2,270.08, 3,132.03 and 1,384.95 is: 1,910.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,270.08 : 3,132.03 = 1,384.95 : x
  2. Step 2: Convert to fraction form
    2,270.08/3,132.03 = 1,384.95/x
  3. Step 3: Cross multiply
    2,270.08x = 3,132.03 × 1,384.95
  4. Step 4: Simplify right side
    2,270.08x = 4,337,704.95
  5. Step 5: Solve for x
    x = 4,337,704.95/2,270.08
  6. Step 6: Final answer
    x = 1,910.82

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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.