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Finding the Fourth Proportional to 895.11, 1,236.74 and 795.99

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Solution

The fourth proportional to 895.11, 1,236.74 and 795.99 is: 1,099.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.11 : 1,236.74 = 795.99 : x
  2. Step 2: Convert to fraction form
    895.11/1,236.74 = 795.99/x
  3. Step 3: Cross multiply
    895.11x = 1,236.74 × 795.99
  4. Step 4: Simplify right side
    895.11x = 984,432.67
  5. Step 5: Solve for x
    x = 984,432.67/895.11
  6. Step 6: Final answer
    x = 1,099.79

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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.