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Finding the Fourth Proportional to 1,935.30, 2,902.53 and 895.35

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Solution

The fourth proportional to 1,935.30, 2,902.53 and 895.35 is: 1,342.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.30 : 2,902.53 = 895.35 : x
  2. Step 2: Convert to fraction form
    1,935.30/2,902.53 = 895.35/x
  3. Step 3: Cross multiply
    1,935.30x = 2,902.53 × 895.35
  4. Step 4: Simplify right side
    1,935.30x = 2,598,780.24
  5. Step 5: Solve for x
    x = 2,598,780.24/1,935.30
  6. Step 6: Final answer
    x = 1,342.83

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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.