Home / 3,854.07-5,319.95-2,282.09

Finding the Fourth Proportional to 3,854.07, 5,319.95 and 2,282.09

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Solution

The fourth proportional to 3,854.07, 5,319.95 and 2,282.09 is: 3,150.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854.07 : 5,319.95 = 2,282.09 : x
  2. Step 2: Convert to fraction form
    3,854.07/5,319.95 = 2,282.09/x
  3. Step 3: Cross multiply
    3,854.07x = 5,319.95 × 2,282.09
  4. Step 4: Simplify right side
    3,854.07x = 12,140,566.69
  5. Step 5: Solve for x
    x = 12,140,566.69/3,854.07
  6. Step 6: Final answer
    x = 3,150.06

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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.