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Finding the Fourth Proportional to 2,373.91, 3,560.94 and 892.96

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Solution

The fourth proportional to 2,373.91, 3,560.94 and 892.96 is: 1,339.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,373.91 : 3,560.94 = 892.96 : x
  2. Step 2: Convert to fraction form
    2,373.91/3,560.94 = 892.96/x
  3. Step 3: Cross multiply
    2,373.91x = 3,560.94 × 892.96
  4. Step 4: Simplify right side
    2,373.91x = 3,179,768.08
  5. Step 5: Solve for x
    x = 3,179,768.08/2,373.91
  6. Step 6: Final answer
    x = 1,339.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.