Home / 3,429.90-4,735.30-2,253.02

Finding the Fourth Proportional to 3,429.90, 4,735.30 and 2,253.02

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Solution

The fourth proportional to 3,429.90, 4,735.30 and 2,253.02 is: 3,110.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.90 : 4,735.30 = 2,253.02 : x
  2. Step 2: Convert to fraction form
    3,429.90/4,735.30 = 2,253.02/x
  3. Step 3: Cross multiply
    3,429.90x = 4,735.30 × 2,253.02
  4. Step 4: Simplify right side
    3,429.90x = 10,668,725.61
  5. Step 5: Solve for x
    x = 10,668,725.61/3,429.90
  6. Step 6: Final answer
    x = 3,110.51

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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.