Home / 4,753.31-6,561.39-4,255.07

Finding the Fourth Proportional to 4,753.31, 6,561.39 and 4,255.07

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Solution

The fourth proportional to 4,753.31, 6,561.39 and 4,255.07 is: 5,873.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,753.31 : 6,561.39 = 4,255.07 : x
  2. Step 2: Convert to fraction form
    4,753.31/6,561.39 = 4,255.07/x
  3. Step 3: Cross multiply
    4,753.31x = 6,561.39 × 4,255.07
  4. Step 4: Simplify right side
    4,753.31x = 27,919,140.94
  5. Step 5: Solve for x
    x = 27,919,140.94/4,753.31
  6. Step 6: Final answer
    x = 5,873.63

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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.