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Finding the Fourth Proportional to 895.86, 1,337.72 and 733.86

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Solution

The fourth proportional to 895.86, 1,337.72 and 733.86 is: 1,095.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.86 : 1,337.72 = 733.86 : x
  2. Step 2: Convert to fraction form
    895.86/1,337.72 = 733.86/x
  3. Step 3: Cross multiply
    895.86x = 1,337.72 × 733.86
  4. Step 4: Simplify right side
    895.86x = 981,695.53
  5. Step 5: Solve for x
    x = 981,695.53/895.86
  6. Step 6: Final answer
    x = 1,095.81

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.