Home / 4,042.61-6,062.85-1,120.23

Finding the Fourth Proportional to 4,042.61, 6,062.85 and 1,120.23

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Solution

The fourth proportional to 4,042.61, 6,062.85 and 1,120.23 is: 1,680.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,042.61 : 6,062.85 = 1,120.23 : x
  2. Step 2: Convert to fraction form
    4,042.61/6,062.85 = 1,120.23/x
  3. Step 3: Cross multiply
    4,042.61x = 6,062.85 × 1,120.23
  4. Step 4: Simplify right side
    4,042.61x = 6,791,786.46
  5. Step 5: Solve for x
    x = 6,791,786.46/4,042.61
  6. Step 6: Final answer
    x = 1,680.05

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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.