Home / 6,780.18-10,170.02-2,397.54

Finding the Fourth Proportional to 6,780.18, 10,170.02 and 2,397.54

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Solution

The fourth proportional to 6,780.18, 10,170.02 and 2,397.54 is: 3,596.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,780.18 : 10,170.02 = 2,397.54 : x
  2. Step 2: Convert to fraction form
    6,780.18/10,170.02 = 2,397.54/x
  3. Step 3: Cross multiply
    6,780.18x = 10,170.02 × 2,397.54
  4. Step 4: Simplify right side
    6,780.18x = 24,383,029.75
  5. Step 5: Solve for x
    x = 24,383,029.75/6,780.18
  6. Step 6: Final answer
    x = 3,596.22

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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.