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Finding the Fourth Proportional to 3,492.02, 5,238.08 and 894.95

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Solution

The fourth proportional to 3,492.02, 5,238.08 and 894.95 is: 1,342.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,492.02 : 5,238.08 = 894.95 : x
  2. Step 2: Convert to fraction form
    3,492.02/5,238.08 = 894.95/x
  3. Step 3: Cross multiply
    3,492.02x = 5,238.08 × 894.95
  4. Step 4: Simplify right side
    3,492.02x = 4,687,819.70
  5. Step 5: Solve for x
    x = 4,687,819.70/3,492.02
  6. Step 6: Final answer
    x = 1,342.44

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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.