Home / 6,928.68-10,393.38-3,374.07

Finding the Fourth Proportional to 6,928.68, 10,393.38 and 3,374.07

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Solution

The fourth proportional to 6,928.68, 10,393.38 and 3,374.07 is: 5,061.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,928.68 : 10,393.38 = 3,374.07 : x
  2. Step 2: Convert to fraction form
    6,928.68/10,393.38 = 3,374.07/x
  3. Step 3: Cross multiply
    6,928.68x = 10,393.38 × 3,374.07
  4. Step 4: Simplify right side
    6,928.68x = 35,068,011.14
  5. Step 5: Solve for x
    x = 35,068,011.14/6,928.68
  6. Step 6: Final answer
    x = 5,061.28

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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.