Home / 4,245.47-5,857.85-2,566.55

Finding the Fourth Proportional to 4,245.47, 5,857.85 and 2,566.55

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Solution

The fourth proportional to 4,245.47, 5,857.85 and 2,566.55 is: 3,541.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245.47 : 5,857.85 = 2,566.55 : x
  2. Step 2: Convert to fraction form
    4,245.47/5,857.85 = 2,566.55/x
  3. Step 3: Cross multiply
    4,245.47x = 5,857.85 × 2,566.55
  4. Step 4: Simplify right side
    4,245.47x = 15,034,422.80
  5. Step 5: Solve for x
    x = 15,034,422.80/4,245.47
  6. Step 6: Final answer
    x = 3,541.29

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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.