Home / 6,162.76-9,244.20-1,780.25

Finding the Fourth Proportional to 6,162.76, 9,244.20 and 1,780.25

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Solution

The fourth proportional to 6,162.76, 9,244.20 and 1,780.25 is: 2,670.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,162.76 : 9,244.20 = 1,780.25 : x
  2. Step 2: Convert to fraction form
    6,162.76/9,244.20 = 1,780.25/x
  3. Step 3: Cross multiply
    6,162.76x = 9,244.20 × 1,780.25
  4. Step 4: Simplify right side
    6,162.76x = 16,456,987.05
  5. Step 5: Solve for x
    x = 16,456,987.05/6,162.76
  6. Step 6: Final answer
    x = 2,670.39

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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.