Home / 5,088.78-7,633.20-2,010.78

Finding the Fourth Proportional to 5,088.78, 7,633.20 and 2,010.78

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Solution

The fourth proportional to 5,088.78, 7,633.20 and 2,010.78 is: 3,016.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,088.78 : 7,633.20 = 2,010.78 : x
  2. Step 2: Convert to fraction form
    5,088.78/7,633.20 = 2,010.78/x
  3. Step 3: Cross multiply
    5,088.78x = 7,633.20 × 2,010.78
  4. Step 4: Simplify right side
    5,088.78x = 15,348,685.90
  5. Step 5: Solve for x
    x = 15,348,685.90/5,088.78
  6. Step 6: Final answer
    x = 3,016.18

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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.