Home / 5,278.68-7,908.30-4,695.48

Finding the Fourth Proportional to 5,278.68, 7,908.30 and 4,695.48

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Solution

The fourth proportional to 5,278.68, 7,908.30 and 4,695.48 is: 7,034.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,278.68 : 7,908.30 = 4,695.48 : x
  2. Step 2: Convert to fraction form
    5,278.68/7,908.30 = 4,695.48/x
  3. Step 3: Cross multiply
    5,278.68x = 7,908.30 × 4,695.48
  4. Step 4: Simplify right side
    5,278.68x = 37,133,264.48
  5. Step 5: Solve for x
    x = 37,133,264.48/5,278.68
  6. Step 6: Final answer
    x = 7,034.57

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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.