Home / 2,930.26-4,040.13-2,368.66

Finding the Fourth Proportional to 2,930.26, 4,040.13 and 2,368.66

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Solution

The fourth proportional to 2,930.26, 4,040.13 and 2,368.66 is: 3,265.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.26 : 4,040.13 = 2,368.66 : x
  2. Step 2: Convert to fraction form
    2,930.26/4,040.13 = 2,368.66/x
  3. Step 3: Cross multiply
    2,930.26x = 4,040.13 × 2,368.66
  4. Step 4: Simplify right side
    2,930.26x = 9,569,694.33
  5. Step 5: Solve for x
    x = 9,569,694.33/2,930.26
  6. Step 6: Final answer
    x = 3,265.82

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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.