Home / 5,344.47-7,378.56-3,356.73

Finding the Fourth Proportional to 5,344.47, 7,378.56 and 3,356.73

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Solution

The fourth proportional to 5,344.47, 7,378.56 and 3,356.73 is: 4,634.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,344.47 : 7,378.56 = 3,356.73 : x
  2. Step 2: Convert to fraction form
    5,344.47/7,378.56 = 3,356.73/x
  3. Step 3: Cross multiply
    5,344.47x = 7,378.56 × 3,356.73
  4. Step 4: Simplify right side
    5,344.47x = 24,767,833.71
  5. Step 5: Solve for x
    x = 24,767,833.71/5,344.47
  6. Step 6: Final answer
    x = 4,634.29

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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.