Home / 4,126.32-6,189.74-1,204.38

Finding the Fourth Proportional to 4,126.32, 6,189.74 and 1,204.38

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Solution

The fourth proportional to 4,126.32, 6,189.74 and 1,204.38 is: 1,806.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.32 : 6,189.74 = 1,204.38 : x
  2. Step 2: Convert to fraction form
    4,126.32/6,189.74 = 1,204.38/x
  3. Step 3: Cross multiply
    4,126.32x = 6,189.74 × 1,204.38
  4. Step 4: Simplify right side
    4,126.32x = 7,454,799.06
  5. Step 5: Solve for x
    x = 7,454,799.06/4,126.32
  6. Step 6: Final answer
    x = 1,806.65

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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.