Home / 4,197.20-5,792.76-2,428.88

Finding the Fourth Proportional to 4,197.20, 5,792.76 and 2,428.88

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Solution

The fourth proportional to 4,197.20, 5,792.76 and 2,428.88 is: 3,352.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,197.20 : 5,792.76 = 2,428.88 : x
  2. Step 2: Convert to fraction form
    4,197.20/5,792.76 = 2,428.88/x
  3. Step 3: Cross multiply
    4,197.20x = 5,792.76 × 2,428.88
  4. Step 4: Simplify right side
    4,197.20x = 14,069,918.91
  5. Step 5: Solve for x
    x = 14,069,918.91/4,197.20
  6. Step 6: Final answer
    x = 3,352.22

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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.