Home / 5,257.84-7,255.79-2,899.93

Finding the Fourth Proportional to 5,257.84, 7,255.79 and 2,899.93

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Solution

The fourth proportional to 5,257.84, 7,255.79 and 2,899.93 is: 4,001.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257.84 : 7,255.79 = 2,899.93 : x
  2. Step 2: Convert to fraction form
    5,257.84/7,255.79 = 2,899.93/x
  3. Step 3: Cross multiply
    5,257.84x = 7,255.79 × 2,899.93
  4. Step 4: Simplify right side
    5,257.84x = 21,041,268.60
  5. Step 5: Solve for x
    x = 21,041,268.60/5,257.84
  6. Step 6: Final answer
    x = 4,001.88

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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.