Home / 4,057.12-5,599.04-2,288.80

Finding the Fourth Proportional to 4,057.12, 5,599.04 and 2,288.80

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Solution

The fourth proportional to 4,057.12, 5,599.04 and 2,288.80 is: 3,158.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,057.12 : 5,599.04 = 2,288.80 : x
  2. Step 2: Convert to fraction form
    4,057.12/5,599.04 = 2,288.80/x
  3. Step 3: Cross multiply
    4,057.12x = 5,599.04 × 2,288.80
  4. Step 4: Simplify right side
    4,057.12x = 12,815,082.75
  5. Step 5: Solve for x
    x = 12,815,082.75/4,057.12
  6. Step 6: Final answer
    x = 3,158.66

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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.