Home / 3,648.97-5,032.26-2,389.63

Finding the Fourth Proportional to 3,648.97, 5,032.26 and 2,389.63

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Solution

The fourth proportional to 3,648.97, 5,032.26 and 2,389.63 is: 3,295.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648.97 : 5,032.26 = 2,389.63 : x
  2. Step 2: Convert to fraction form
    3,648.97/5,032.26 = 2,389.63/x
  3. Step 3: Cross multiply
    3,648.97x = 5,032.26 × 2,389.63
  4. Step 4: Simplify right side
    3,648.97x = 12,025,239.46
  5. Step 5: Solve for x
    x = 12,025,239.46/3,648.97
  6. Step 6: Final answer
    x = 3,295.52

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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.