Home / 6,765.76-10,153.50-4,170.52

Finding the Fourth Proportional to 6,765.76, 10,153.50 and 4,170.52

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Solution

The fourth proportional to 6,765.76, 10,153.50 and 4,170.52 is: 6,258.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765.76 : 10,153.50 = 4,170.52 : x
  2. Step 2: Convert to fraction form
    6,765.76/10,153.50 = 4,170.52/x
  3. Step 3: Cross multiply
    6,765.76x = 10,153.50 × 4,170.52
  4. Step 4: Simplify right side
    6,765.76x = 42,345,374.82
  5. Step 5: Solve for x
    x = 42,345,374.82/6,765.76
  6. Step 6: Final answer
    x = 6,258.78

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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.