Home / 3,867.52-5,333.12-2,295.30

Finding the Fourth Proportional to 3,867.52, 5,333.12 and 2,295.30

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Solution

The fourth proportional to 3,867.52, 5,333.12 and 2,295.30 is: 3,165.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867.52 : 5,333.12 = 2,295.30 : x
  2. Step 2: Convert to fraction form
    3,867.52/5,333.12 = 2,295.30/x
  3. Step 3: Cross multiply
    3,867.52x = 5,333.12 × 2,295.30
  4. Step 4: Simplify right side
    3,867.52x = 12,241,110.34
  5. Step 5: Solve for x
    x = 12,241,110.34/3,867.52
  6. Step 6: Final answer
    x = 3,165.11

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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.