Home / 2,295.78-3,168.30-1,412.52

Finding the Fourth Proportional to 2,295.78, 3,168.30 and 1,412.52

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Solution

The fourth proportional to 2,295.78, 3,168.30 and 1,412.52 is: 1,949.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,295.78 : 3,168.30 = 1,412.52 : x
  2. Step 2: Convert to fraction form
    2,295.78/3,168.30 = 1,412.52/x
  3. Step 3: Cross multiply
    2,295.78x = 3,168.30 × 1,412.52
  4. Step 4: Simplify right side
    2,295.78x = 4,475,287.12
  5. Step 5: Solve for x
    x = 4,475,287.12/2,295.78
  6. Step 6: Final answer
    x = 1,949.35

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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.