Home / 5,344.28-7,374.89-3,106.14

Finding the Fourth Proportional to 5,344.28, 7,374.89 and 3,106.14

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Solution

The fourth proportional to 5,344.28, 7,374.89 and 3,106.14 is: 4,286.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,344.28 : 7,374.89 = 3,106.14 : x
  2. Step 2: Convert to fraction form
    5,344.28/7,374.89 = 3,106.14/x
  3. Step 3: Cross multiply
    5,344.28x = 7,374.89 × 3,106.14
  4. Step 4: Simplify right side
    5,344.28x = 22,907,440.82
  5. Step 5: Solve for x
    x = 22,907,440.82/5,344.28
  6. Step 6: Final answer
    x = 4,286.35

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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.