Home / 3,592.80-4,957.38-2,176.20

Finding the Fourth Proportional to 3,592.80, 4,957.38 and 2,176.20

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Solution

The fourth proportional to 3,592.80, 4,957.38 and 2,176.20 is: 3,002.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,592.80 : 4,957.38 = 2,176.20 : x
  2. Step 2: Convert to fraction form
    3,592.80/4,957.38 = 2,176.20/x
  3. Step 3: Cross multiply
    3,592.80x = 4,957.38 × 2,176.20
  4. Step 4: Simplify right side
    3,592.80x = 10,788,250.36
  5. Step 5: Solve for x
    x = 10,788,250.36/3,592.80
  6. Step 6: Final answer
    x = 3,002.74

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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.