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Finding the Fourth Proportional to 3,492.88, 5,239.20 and 895.84

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Solution

The fourth proportional to 3,492.88, 5,239.20 and 895.84 is: 1,343.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,492.88 : 5,239.20 = 895.84 : x
  2. Step 2: Convert to fraction form
    3,492.88/5,239.20 = 895.84/x
  3. Step 3: Cross multiply
    3,492.88x = 5,239.20 × 895.84
  4. Step 4: Simplify right side
    3,492.88x = 4,693,484.93
  5. Step 5: Solve for x
    x = 4,693,484.93/3,492.88
  6. Step 6: Final answer
    x = 1,343.73

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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.