Home / 4,899.28-6,761.06-2,661.18

Finding the Fourth Proportional to 4,899.28, 6,761.06 and 2,661.18

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Solution

The fourth proportional to 4,899.28, 6,761.06 and 2,661.18 is: 3,672.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.28 : 6,761.06 = 2,661.18 : x
  2. Step 2: Convert to fraction form
    4,899.28/6,761.06 = 2,661.18/x
  3. Step 3: Cross multiply
    4,899.28x = 6,761.06 × 2,661.18
  4. Step 4: Simplify right side
    4,899.28x = 17,992,350.54
  5. Step 5: Solve for x
    x = 17,992,350.54/4,899.28
  6. Step 6: Final answer
    x = 3,672.45

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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.