Home / 4,689.20-7,034.73-2,092.13

Finding the Fourth Proportional to 4,689.20, 7,034.73 and 2,092.13

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Solution

The fourth proportional to 4,689.20, 7,034.73 and 2,092.13 is: 3,138.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,689.20 : 7,034.73 = 2,092.13 : x
  2. Step 2: Convert to fraction form
    4,689.20/7,034.73 = 2,092.13/x
  3. Step 3: Cross multiply
    4,689.20x = 7,034.73 × 2,092.13
  4. Step 4: Simplify right side
    4,689.20x = 14,717,534.50
  5. Step 5: Solve for x
    x = 14,717,534.50/4,689.20
  6. Step 6: Final answer
    x = 3,138.61

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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.