Home / 5,259.20-7,257.33-2,901.38

Finding the Fourth Proportional to 5,259.20, 7,257.33 and 2,901.38

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Solution

The fourth proportional to 5,259.20, 7,257.33 and 2,901.38 is: 4,003.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259.20 : 7,257.33 = 2,901.38 : x
  2. Step 2: Convert to fraction form
    5,259.20/7,257.33 = 2,901.38/x
  3. Step 3: Cross multiply
    5,259.20x = 7,257.33 × 2,901.38
  4. Step 4: Simplify right side
    5,259.20x = 21,056,235.83
  5. Step 5: Solve for x
    x = 21,056,235.83/5,259.20
  6. Step 6: Final answer
    x = 4,003.70

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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.