Home / 5,489.44-8,264.55-3,769.36

Finding the Fourth Proportional to 5,489.44, 8,264.55 and 3,769.36

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Solution

The fourth proportional to 5,489.44, 8,264.55 and 3,769.36 is: 5,674.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,489.44 : 8,264.55 = 3,769.36 : x
  2. Step 2: Convert to fraction form
    5,489.44/8,264.55 = 3,769.36/x
  3. Step 3: Cross multiply
    5,489.44x = 8,264.55 × 3,769.36
  4. Step 4: Simplify right side
    5,489.44x = 31,152,064.19
  5. Step 5: Solve for x
    x = 31,152,064.19/5,489.44
  6. Step 6: Final answer
    x = 5,674.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.