Home / 5,259.87-7,257.90-2,902.01

Finding the Fourth Proportional to 5,259.87, 7,257.90 and 2,902.01

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Solution

The fourth proportional to 5,259.87, 7,257.90 and 2,902.01 is: 4,004.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259.87 : 7,257.90 = 2,902.01 : x
  2. Step 2: Convert to fraction form
    5,259.87/7,257.90 = 2,902.01/x
  3. Step 3: Cross multiply
    5,259.87x = 7,257.90 × 2,902.01
  4. Step 4: Simplify right side
    5,259.87x = 21,062,462.09
  5. Step 5: Solve for x
    x = 21,062,462.09/5,259.87
  6. Step 6: Final answer
    x = 4,004.37

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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.