Home / 3,572.33-4,929.71-2,080.76

Finding the Fourth Proportional to 3,572.33, 4,929.71 and 2,080.76

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Solution

The fourth proportional to 3,572.33, 4,929.71 and 2,080.76 is: 2,871.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.33 : 4,929.71 = 2,080.76 : x
  2. Step 2: Convert to fraction form
    3,572.33/4,929.71 = 2,080.76/x
  3. Step 3: Cross multiply
    3,572.33x = 4,929.71 × 2,080.76
  4. Step 4: Simplify right side
    3,572.33x = 10,257,508.33
  5. Step 5: Solve for x
    x = 10,257,508.33/3,572.33
  6. Step 6: Final answer
    x = 2,871.38

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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.