Home / 2,476.92-3,412.35-1,729.56

Finding the Fourth Proportional to 2,476.92, 3,412.35 and 1,729.56

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Solution

The fourth proportional to 2,476.92, 3,412.35 and 1,729.56 is: 2,382.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,476.92 : 3,412.35 = 1,729.56 : x
  2. Step 2: Convert to fraction form
    2,476.92/3,412.35 = 1,729.56/x
  3. Step 3: Cross multiply
    2,476.92x = 3,412.35 × 1,729.56
  4. Step 4: Simplify right side
    2,476.92x = 5,901,864.07
  5. Step 5: Solve for x
    x = 5,901,864.07/2,476.92
  6. Step 6: Final answer
    x = 2,382.74

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1.5x scale

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.