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Finding the Fourth Proportional to 3,867.07, 5,336.52 and 2,295.13

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Solution

The fourth proportional to 3,867.07, 5,336.52 and 2,295.13 is: 3,167.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867.07 : 5,336.52 = 2,295.13 : x
  2. Step 2: Convert to fraction form
    3,867.07/5,336.52 = 2,295.13/x
  3. Step 3: Cross multiply
    3,867.07x = 5,336.52 × 2,295.13
  4. Step 4: Simplify right side
    3,867.07x = 12,248,007.15
  5. Step 5: Solve for x
    x = 12,248,007.15/3,867.07
  6. Step 6: Final answer
    x = 3,167.26

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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.