Home / 4,170.18-6,258.24-3,077.40

Finding the Fourth Proportional to 4,170.18, 6,258.24 and 3,077.40

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Solution

The fourth proportional to 4,170.18, 6,258.24 and 3,077.40 is: 4,618.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.18 : 6,258.24 = 3,077.40 : x
  2. Step 2: Convert to fraction form
    4,170.18/6,258.24 = 3,077.40/x
  3. Step 3: Cross multiply
    4,170.18x = 6,258.24 × 3,077.40
  4. Step 4: Simplify right side
    4,170.18x = 19,259,107.78
  5. Step 5: Solve for x
    x = 19,259,107.78/4,170.18
  6. Step 6: Final answer
    x = 4,618.29

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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.