Home / 3,572.27-4,929.95-2,000.87

Finding the Fourth Proportional to 3,572.27, 4,929.95 and 2,000.87

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Solution

The fourth proportional to 3,572.27, 4,929.95 and 2,000.87 is: 2,761.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.27 : 4,929.95 = 2,000.87 : x
  2. Step 2: Convert to fraction form
    3,572.27/4,929.95 = 2,000.87/x
  3. Step 3: Cross multiply
    3,572.27x = 4,929.95 × 2,000.87
  4. Step 4: Simplify right side
    3,572.27x = 9,864,189.06
  5. Step 5: Solve for x
    x = 9,864,189.06/3,572.27
  6. Step 6: Final answer
    x = 2,761.32

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1.5x scale

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.