Home / 3,042.76-4,196.80-2,941.12

Finding the Fourth Proportional to 3,042.76, 4,196.80 and 2,941.12

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Solution

The fourth proportional to 3,042.76, 4,196.80 and 2,941.12 is: 4,056.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.76 : 4,196.80 = 2,941.12 : x
  2. Step 2: Convert to fraction form
    3,042.76/4,196.80 = 2,941.12/x
  3. Step 3: Cross multiply
    3,042.76x = 4,196.80 × 2,941.12
  4. Step 4: Simplify right side
    3,042.76x = 12,343,292.42
  5. Step 5: Solve for x
    x = 12,343,292.42/3,042.76
  6. Step 6: Final answer
    x = 4,056.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.