Home / 3,332.19-4,995.59-1,385.85

Finding the Fourth Proportional to 3,332.19, 4,995.59 and 1,385.85

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Solution

The fourth proportional to 3,332.19, 4,995.59 and 1,385.85 is: 2,077.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332.19 : 4,995.59 = 1,385.85 : x
  2. Step 2: Convert to fraction form
    3,332.19/4,995.59 = 1,385.85/x
  3. Step 3: Cross multiply
    3,332.19x = 4,995.59 × 1,385.85
  4. Step 4: Simplify right side
    3,332.19x = 6,923,131.47
  5. Step 5: Solve for x
    x = 6,923,131.47/3,332.19
  6. Step 6: Final answer
    x = 2,077.65

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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.