Home / 3,212.47-4,818.75-1,023.04

Finding the Fourth Proportional to 3,212.47, 4,818.75 and 1,023.04

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Solution

The fourth proportional to 3,212.47, 4,818.75 and 1,023.04 is: 1,534.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.47 : 4,818.75 = 1,023.04 : x
  2. Step 2: Convert to fraction form
    3,212.47/4,818.75 = 1,023.04/x
  3. Step 3: Cross multiply
    3,212.47x = 4,818.75 × 1,023.04
  4. Step 4: Simplify right side
    3,212.47x = 4,929,774
  5. Step 5: Solve for x
    x = 4,929,774/3,212.47
  6. Step 6: Final answer
    x = 1,534.57

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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.