Home / 7,257.30-10,886.96-2,325.78

Finding the Fourth Proportional to 7,257.30, 10,886.96 and 2,325.78

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Solution

The fourth proportional to 7,257.30, 10,886.96 and 2,325.78 is: 3,489.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,257.30 : 10,886.96 = 2,325.78 : x
  2. Step 2: Convert to fraction form
    7,257.30/10,886.96 = 2,325.78/x
  3. Step 3: Cross multiply
    7,257.30x = 10,886.96 × 2,325.78
  4. Step 4: Simplify right side
    7,257.30x = 25,320,679.64
  5. Step 5: Solve for x
    x = 25,320,679.64/7,257.30
  6. Step 6: Final answer
    x = 3,489.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.