Home / 4,755.28-6,561.78-2,630.47

Finding the Fourth Proportional to 4,755.28, 6,561.78 and 2,630.47

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Solution

The fourth proportional to 4,755.28, 6,561.78 and 2,630.47 is: 3,629.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.28 : 6,561.78 = 2,630.47 : x
  2. Step 2: Convert to fraction form
    4,755.28/6,561.78 = 2,630.47/x
  3. Step 3: Cross multiply
    4,755.28x = 6,561.78 × 2,630.47
  4. Step 4: Simplify right side
    4,755.28x = 17,260,565.44
  5. Step 5: Solve for x
    x = 17,260,565.44/4,755.28
  6. Step 6: Final answer
    x = 3,629.77

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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.