Home / 5,732.19-7,911.06-3,214.55

Finding the Fourth Proportional to 5,732.19, 7,911.06 and 3,214.55

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Solution

The fourth proportional to 5,732.19, 7,911.06 and 3,214.55 is: 4,436.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,732.19 : 7,911.06 = 3,214.55 : x
  2. Step 2: Convert to fraction form
    5,732.19/7,911.06 = 3,214.55/x
  3. Step 3: Cross multiply
    5,732.19x = 7,911.06 × 3,214.55
  4. Step 4: Simplify right side
    5,732.19x = 25,430,454.35
  5. Step 5: Solve for x
    x = 25,430,454.35/5,732.19
  6. Step 6: Final answer
    x = 4,436.43

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1.5x scale

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.