Home / 5,176.54-7,759.41-2,254.06

Finding the Fourth Proportional to 5,176.54, 7,759.41 and 2,254.06

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Solution

The fourth proportional to 5,176.54, 7,759.41 and 2,254.06 is: 3,378.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176.54 : 7,759.41 = 2,254.06 : x
  2. Step 2: Convert to fraction form
    5,176.54/7,759.41 = 2,254.06/x
  3. Step 3: Cross multiply
    5,176.54x = 7,759.41 × 2,254.06
  4. Step 4: Simplify right side
    5,176.54x = 17,490,175.70
  5. Step 5: Solve for x
    x = 17,490,175.70/5,176.54
  6. Step 6: Final answer
    x = 3,378.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.