Home / 5,875.07-8,107.97-3,882.13

Finding the Fourth Proportional to 5,875.07, 8,107.97 and 3,882.13

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Solution

The fourth proportional to 5,875.07, 8,107.97 and 3,882.13 is: 5,357.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,875.07 : 8,107.97 = 3,882.13 : x
  2. Step 2: Convert to fraction form
    5,875.07/8,107.97 = 3,882.13/x
  3. Step 3: Cross multiply
    5,875.07x = 8,107.97 × 3,882.13
  4. Step 4: Simplify right side
    5,875.07x = 31,476,193.58
  5. Step 5: Solve for x
    x = 31,476,193.58/5,875.07
  6. Step 6: Final answer
    x = 5,357.59

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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.