Home / 7,251.40-10,006.59-4,107.61

Finding the Fourth Proportional to 7,251.40, 10,006.59 and 4,107.61

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Solution

The fourth proportional to 7,251.40, 10,006.59 and 4,107.61 is: 5,668.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251.40 : 10,006.59 = 4,107.61 : x
  2. Step 2: Convert to fraction form
    7,251.40/10,006.59 = 4,107.61/x
  3. Step 3: Cross multiply
    7,251.40x = 10,006.59 × 4,107.61
  4. Step 4: Simplify right side
    7,251.40x = 41,103,144.13
  5. Step 5: Solve for x
    x = 41,103,144.13/7,251.40
  6. Step 6: Final answer
    x = 5,668.31

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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.