Home / 2,482.38-3,425.76-1,434.51

Finding the Fourth Proportional to 2,482.38, 3,425.76 and 1,434.51

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Solution

The fourth proportional to 2,482.38, 3,425.76 and 1,434.51 is: 1,979.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,482.38 : 3,425.76 = 1,434.51 : x
  2. Step 2: Convert to fraction form
    2,482.38/3,425.76 = 1,434.51/x
  3. Step 3: Cross multiply
    2,482.38x = 3,425.76 × 1,434.51
  4. Step 4: Simplify right side
    2,482.38x = 4,914,286.98
  5. Step 5: Solve for x
    x = 4,914,286.98/2,482.38
  6. Step 6: Final answer
    x = 1,979.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.