Home / 6,155.97-9,219.16-3,515.48

Finding the Fourth Proportional to 6,155.97, 9,219.16 and 3,515.48

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Solution

The fourth proportional to 6,155.97, 9,219.16 and 3,515.48 is: 5,264.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,155.97 : 9,219.16 = 3,515.48 : x
  2. Step 2: Convert to fraction form
    6,155.97/9,219.16 = 3,515.48/x
  3. Step 3: Cross multiply
    6,155.97x = 9,219.16 × 3,515.48
  4. Step 4: Simplify right side
    6,155.97x = 32,409,719.76
  5. Step 5: Solve for x
    x = 32,409,719.76/6,155.97
  6. Step 6: Final answer
    x = 5,264.76

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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.