Home / 7,077.50-10,617.82-2,397.12

Finding the Fourth Proportional to 7,077.50, 10,617.82 and 2,397.12

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Solution

The fourth proportional to 7,077.50, 10,617.82 and 2,397.12 is: 3,596.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,077.50 : 10,617.82 = 2,397.12 : x
  2. Step 2: Convert to fraction form
    7,077.50/10,617.82 = 2,397.12/x
  3. Step 3: Cross multiply
    7,077.50x = 10,617.82 × 2,397.12
  4. Step 4: Simplify right side
    7,077.50x = 25,452,188.68
  5. Step 5: Solve for x
    x = 25,452,188.68/7,077.50
  6. Step 6: Final answer
    x = 3,596.21

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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.