Home / 3,887.56-5,364.27-2,294.24

Finding the Fourth Proportional to 3,887.56, 5,364.27 and 2,294.24

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Solution

The fourth proportional to 3,887.56, 5,364.27 and 2,294.24 is: 3,165.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887.56 : 5,364.27 = 2,294.24 : x
  2. Step 2: Convert to fraction form
    3,887.56/5,364.27 = 2,294.24/x
  3. Step 3: Cross multiply
    3,887.56x = 5,364.27 × 2,294.24
  4. Step 4: Simplify right side
    3,887.56x = 12,306,936.22
  5. Step 5: Solve for x
    x = 12,306,936.22/3,887.56
  6. Step 6: Final answer
    x = 3,165.72

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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.