Home / 3,006.60-4,149.36-1,747.92

Finding the Fourth Proportional to 3,006.60, 4,149.36 and 1,747.92

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Solution

The fourth proportional to 3,006.60, 4,149.36 and 1,747.92 is: 2,412.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.60 : 4,149.36 = 1,747.92 : x
  2. Step 2: Convert to fraction form
    3,006.60/4,149.36 = 1,747.92/x
  3. Step 3: Cross multiply
    3,006.60x = 4,149.36 × 1,747.92
  4. Step 4: Simplify right side
    3,006.60x = 7,252,749.33
  5. Step 5: Solve for x
    x = 7,252,749.33/3,006.60
  6. Step 6: Final answer
    x = 2,412.28

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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.