Home / 3,572.02-4,929.35-2,000.12

Finding the Fourth Proportional to 3,572.02, 4,929.35 and 2,000.12

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Solution

The fourth proportional to 3,572.02, 4,929.35 and 2,000.12 is: 2,760.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.02 : 4,929.35 = 2,000.12 : x
  2. Step 2: Convert to fraction form
    3,572.02/4,929.35 = 2,000.12/x
  3. Step 3: Cross multiply
    3,572.02x = 4,929.35 × 2,000.12
  4. Step 4: Simplify right side
    3,572.02x = 9,859,291.52
  5. Step 5: Solve for x
    x = 9,859,291.52/3,572.02
  6. Step 6: Final answer
    x = 2,760.14

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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.