Home / 4,116.50-6,175.29-1,342.20

Finding the Fourth Proportional to 4,116.50, 6,175.29 and 1,342.20

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Solution

The fourth proportional to 4,116.50, 6,175.29 and 1,342.20 is: 2,013.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,116.50 : 6,175.29 = 1,342.20 : x
  2. Step 2: Convert to fraction form
    4,116.50/6,175.29 = 1,342.20/x
  3. Step 3: Cross multiply
    4,116.50x = 6,175.29 × 1,342.20
  4. Step 4: Simplify right side
    4,116.50x = 8,288,502.43
  5. Step 5: Solve for x
    x = 8,288,502.43/4,116.50
  6. Step 6: Final answer
    x = 2,013.48

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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.