Home / 3,340.22-5,011.46-1,492.61

Finding the Fourth Proportional to 3,340.22, 5,011.46 and 1,492.61

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Solution

The fourth proportional to 3,340.22, 5,011.46 and 1,492.61 is: 2,239.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.22 : 5,011.46 = 1,492.61 : x
  2. Step 2: Convert to fraction form
    3,340.22/5,011.46 = 1,492.61/x
  3. Step 3: Cross multiply
    3,340.22x = 5,011.46 × 1,492.61
  4. Step 4: Simplify right side
    3,340.22x = 7,480,122.79
  5. Step 5: Solve for x
    x = 7,480,122.79/3,340.22
  6. Step 6: Final answer
    x = 2,239.41

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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.