Home / 3,332.30-4,999.02-1,384.64

Finding the Fourth Proportional to 3,332.30, 4,999.02 and 1,384.64

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Solution

The fourth proportional to 3,332.30, 4,999.02 and 1,384.64 is: 2,077.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332.30 : 4,999.02 = 1,384.64 : x
  2. Step 2: Convert to fraction form
    3,332.30/4,999.02 = 1,384.64/x
  3. Step 3: Cross multiply
    3,332.30x = 4,999.02 × 1,384.64
  4. Step 4: Simplify right side
    3,332.30x = 6,921,843.05
  5. Step 5: Solve for x
    x = 6,921,843.05/3,332.30
  6. Step 6: Final answer
    x = 2,077.20

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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.