Home / 9,278.68-13,918.06-2,353.18

Finding the Fourth Proportional to 9,278.68, 13,918.06 and 2,353.18

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Solution

The fourth proportional to 9,278.68, 13,918.06 and 2,353.18 is: 3,529.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,278.68 : 13,918.06 = 2,353.18 : x
  2. Step 2: Convert to fraction form
    9,278.68/13,918.06 = 2,353.18/x
  3. Step 3: Cross multiply
    9,278.68x = 13,918.06 × 2,353.18
  4. Step 4: Simplify right side
    9,278.68x = 32,751,700.43
  5. Step 5: Solve for x
    x = 32,751,700.43/9,278.68
  6. Step 6: Final answer
    x = 3,529.78

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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.