Home / 3,887.08-5,364.30-2,314.96

Finding the Fourth Proportional to 3,887.08, 5,364.30 and 2,314.96

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Solution

The fourth proportional to 3,887.08, 5,364.30 and 2,314.96 is: 3,194.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887.08 : 5,364.30 = 2,314.96 : x
  2. Step 2: Convert to fraction form
    3,887.08/5,364.30 = 2,314.96/x
  3. Step 3: Cross multiply
    3,887.08x = 5,364.30 × 2,314.96
  4. Step 4: Simplify right side
    3,887.08x = 12,418,139.93
  5. Step 5: Solve for x
    x = 12,418,139.93/3,887.08
  6. Step 6: Final answer
    x = 3,194.72

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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.