Home / 6,780.18-10,170.33-2,397.70

Finding the Fourth Proportional to 6,780.18, 10,170.33 and 2,397.70

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Solution

The fourth proportional to 6,780.18, 10,170.33 and 2,397.70 is: 3,596.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,780.18 : 10,170.33 = 2,397.70 : x
  2. Step 2: Convert to fraction form
    6,780.18/10,170.33 = 2,397.70/x
  3. Step 3: Cross multiply
    6,780.18x = 10,170.33 × 2,397.70
  4. Step 4: Simplify right side
    6,780.18x = 24,385,400.24
  5. Step 5: Solve for x
    x = 24,385,400.24/6,780.18
  6. Step 6: Final answer
    x = 3,596.57

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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.