Home / 3,424.20-4,725.38-1,852.28

Finding the Fourth Proportional to 3,424.20, 4,725.38 and 1,852.28

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Solution

The fourth proportional to 3,424.20, 4,725.38 and 1,852.28 is: 2,556.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.20 : 4,725.38 = 1,852.28 : x
  2. Step 2: Convert to fraction form
    3,424.20/4,725.38 = 1,852.28/x
  3. Step 3: Cross multiply
    3,424.20x = 4,725.38 × 1,852.28
  4. Step 4: Simplify right side
    3,424.20x = 8,752,726.87
  5. Step 5: Solve for x
    x = 8,752,726.87/3,424.20
  6. Step 6: Final answer
    x = 2,556.14

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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.