Home / 7,079.67-10,619.51-2,149.29

Finding the Fourth Proportional to 7,079.67, 10,619.51 and 2,149.29

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Solution

The fourth proportional to 7,079.67, 10,619.51 and 2,149.29 is: 3,223.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,079.67 : 10,619.51 = 2,149.29 : x
  2. Step 2: Convert to fraction form
    7,079.67/10,619.51 = 2,149.29/x
  3. Step 3: Cross multiply
    7,079.67x = 10,619.51 × 2,149.29
  4. Step 4: Simplify right side
    7,079.67x = 22,824,395.90
  5. Step 5: Solve for x
    x = 22,824,395.90/7,079.67
  6. Step 6: Final answer
    x = 3,223.94

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Similar ratio
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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.