Home / 3,324.02-4,981.52-1,681.70

Finding the Fourth Proportional to 3,324.02, 4,981.52 and 1,681.70

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Solution

The fourth proportional to 3,324.02, 4,981.52 and 1,681.70 is: 2,520.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.02 : 4,981.52 = 1,681.70 : x
  2. Step 2: Convert to fraction form
    3,324.02/4,981.52 = 1,681.70/x
  3. Step 3: Cross multiply
    3,324.02x = 4,981.52 × 1,681.70
  4. Step 4: Simplify right side
    3,324.02x = 8,377,422.18
  5. Step 5: Solve for x
    x = 8,377,422.18/3,324.02
  6. Step 6: Final answer
    x = 2,520.27

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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.