Home / 2,934.71-4,399.19-1,877.29

Finding the Fourth Proportional to 2,934.71, 4,399.19 and 1,877.29

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Solution

The fourth proportional to 2,934.71, 4,399.19 and 1,877.29 is: 2,814.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.71 : 4,399.19 = 1,877.29 : x
  2. Step 2: Convert to fraction form
    2,934.71/4,399.19 = 1,877.29/x
  3. Step 3: Cross multiply
    2,934.71x = 4,399.19 × 1,877.29
  4. Step 4: Simplify right side
    2,934.71x = 8,258,555.40
  5. Step 5: Solve for x
    x = 8,258,555.40/2,934.71
  6. Step 6: Final answer
    x = 2,814.10

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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.