Home / 10,278.80-15,393.34-5,882.94

Finding the Fourth Proportional to 10,278.80, 15,393.34 and 5,882.94

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Solution

The fourth proportional to 10,278.80, 15,393.34 and 5,882.94 is: 8,810.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,278.80 : 15,393.34 = 5,882.94 : x
  2. Step 2: Convert to fraction form
    10,278.80/15,393.34 = 5,882.94/x
  3. Step 3: Cross multiply
    10,278.80x = 15,393.34 × 5,882.94
  4. Step 4: Simplify right side
    10,278.80x = 90,558,095.62
  5. Step 5: Solve for x
    x = 90,558,095.62/10,278.80
  6. Step 6: Final answer
    x = 8,810.18

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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.