Home / 2,295.16-3,167.33-1,247.22

Finding the Fourth Proportional to 2,295.16, 3,167.33 and 1,247.22

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Solution

The fourth proportional to 2,295.16, 3,167.33 and 1,247.22 is: 1,721.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,295.16 : 3,167.33 = 1,247.22 : x
  2. Step 2: Convert to fraction form
    2,295.16/3,167.33 = 1,247.22/x
  3. Step 3: Cross multiply
    2,295.16x = 3,167.33 × 1,247.22
  4. Step 4: Simplify right side
    2,295.16x = 3,950,357.32
  5. Step 5: Solve for x
    x = 3,950,357.32/2,295.16
  6. Step 6: Final answer
    x = 1,721.17

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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.