Home / 3,815.39-5,264.96-2,323.13

Finding the Fourth Proportional to 3,815.39, 5,264.96 and 2,323.13

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Solution

The fourth proportional to 3,815.39, 5,264.96 and 2,323.13 is: 3,205.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815.39 : 5,264.96 = 2,323.13 : x
  2. Step 2: Convert to fraction form
    3,815.39/5,264.96 = 2,323.13/x
  3. Step 3: Cross multiply
    3,815.39x = 5,264.96 × 2,323.13
  4. Step 4: Simplify right side
    3,815.39x = 12,231,148.58
  5. Step 5: Solve for x
    x = 12,231,148.58/3,815.39
  6. Step 6: Final answer
    x = 3,205.74

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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.