Home / 3,424.33-4,725.50-1,932.21

Finding the Fourth Proportional to 3,424.33, 4,725.50 and 1,932.21

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Solution

The fourth proportional to 3,424.33, 4,725.50 and 1,932.21 is: 2,666.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.33 : 4,725.50 = 1,932.21 : x
  2. Step 2: Convert to fraction form
    3,424.33/4,725.50 = 1,932.21/x
  3. Step 3: Cross multiply
    3,424.33x = 4,725.50 × 1,932.21
  4. Step 4: Simplify right side
    3,424.33x = 9,130,630.97
  5. Step 5: Solve for x
    x = 9,130,630.97/3,424.33
  6. Step 6: Final answer
    x = 2,666.40

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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.