Home / 4,077.64-6,115.92-1,156.15

Finding the Fourth Proportional to 4,077.64, 6,115.92 and 1,156.15

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Solution

The fourth proportional to 4,077.64, 6,115.92 and 1,156.15 is: 1,734.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.64 : 6,115.92 = 1,156.15 : x
  2. Step 2: Convert to fraction form
    4,077.64/6,115.92 = 1,156.15/x
  3. Step 3: Cross multiply
    4,077.64x = 6,115.92 × 1,156.15
  4. Step 4: Simplify right side
    4,077.64x = 7,070,920.91
  5. Step 5: Solve for x
    x = 7,070,920.91/4,077.64
  6. Step 6: Final answer
    x = 1,734.07

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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.