Home / 5,098.61-7,631.49-2,630.03

Finding the Fourth Proportional to 5,098.61, 7,631.49 and 2,630.03

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Solution

The fourth proportional to 5,098.61, 7,631.49 and 2,630.03 is: 3,936.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,098.61 : 7,631.49 = 2,630.03 : x
  2. Step 2: Convert to fraction form
    5,098.61/7,631.49 = 2,630.03/x
  3. Step 3: Cross multiply
    5,098.61x = 7,631.49 × 2,630.03
  4. Step 4: Simplify right side
    5,098.61x = 20,071,009.49
  5. Step 5: Solve for x
    x = 20,071,009.49/5,098.61
  6. Step 6: Final answer
    x = 3,936.57

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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.