Home / 5,543.43-7,650.92-3,305.45

Finding the Fourth Proportional to 5,543.43, 7,650.92 and 3,305.45

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Solution

The fourth proportional to 5,543.43, 7,650.92 and 3,305.45 is: 4,562.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.43 : 7,650.92 = 3,305.45 : x
  2. Step 2: Convert to fraction form
    5,543.43/7,650.92 = 3,305.45/x
  3. Step 3: Cross multiply
    5,543.43x = 7,650.92 × 3,305.45
  4. Step 4: Simplify right side
    5,543.43x = 25,289,733.51
  5. Step 5: Solve for x
    x = 25,289,733.51/5,543.43
  6. Step 6: Final answer
    x = 4,562.11

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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.