Home / 4,095.28-6,142.96-3,278.74

Finding the Fourth Proportional to 4,095.28, 6,142.96 and 3,278.74

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Solution

The fourth proportional to 4,095.28, 6,142.96 and 3,278.74 is: 4,918.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,095.28 : 6,142.96 = 3,278.74 : x
  2. Step 2: Convert to fraction form
    4,095.28/6,142.96 = 3,278.74/x
  3. Step 3: Cross multiply
    4,095.28x = 6,142.96 × 3,278.74
  4. Step 4: Simplify right side
    4,095.28x = 20,141,168.67
  5. Step 5: Solve for x
    x = 20,141,168.67/4,095.28
  6. Step 6: Final answer
    x = 4,918.14

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1.5x scale

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.