Home / 7,626.35-11,439.29-2,080.49

Finding the Fourth Proportional to 7,626.35, 11,439.29 and 2,080.49

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Solution

The fourth proportional to 7,626.35, 11,439.29 and 2,080.49 is: 3,120.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,626.35 : 11,439.29 = 2,080.49 : x
  2. Step 2: Convert to fraction form
    7,626.35/11,439.29 = 2,080.49/x
  3. Step 3: Cross multiply
    7,626.35x = 11,439.29 × 2,080.49
  4. Step 4: Simplify right side
    7,626.35x = 23,799,276.46
  5. Step 5: Solve for x
    x = 23,799,276.46/7,626.35
  6. Step 6: Final answer
    x = 3,120.66

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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.