Home / 2,259.24-3,388.30-615.72

Finding the Fourth Proportional to 2,259.24, 3,388.30 and 615.72

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Solution

The fourth proportional to 2,259.24, 3,388.30 and 615.72 is: 923.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259.24 : 3,388.30 = 615.72 : x
  2. Step 2: Convert to fraction form
    2,259.24/3,388.30 = 615.72/x
  3. Step 3: Cross multiply
    2,259.24x = 3,388.30 × 615.72
  4. Step 4: Simplify right side
    2,259.24x = 2,086,244.08
  5. Step 5: Solve for x
    x = 2,086,244.08/2,259.24
  6. Step 6: Final answer
    x = 923.43

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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.