Home / 5,098.60-7,642.32-2,630.17

Finding the Fourth Proportional to 5,098.60, 7,642.32 and 2,630.17

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Solution

The fourth proportional to 5,098.60, 7,642.32 and 2,630.17 is: 3,942.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,098.60 : 7,642.32 = 2,630.17 : x
  2. Step 2: Convert to fraction form
    5,098.60/7,642.32 = 2,630.17/x
  3. Step 3: Cross multiply
    5,098.60x = 7,642.32 × 2,630.17
  4. Step 4: Simplify right side
    5,098.60x = 20,100,600.79
  5. Step 5: Solve for x
    x = 20,100,600.79/5,098.60
  6. Step 6: Final answer
    x = 3,942.38

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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.