Home / 2,589.58-3,881.28-944.22

Finding the Fourth Proportional to 2,589.58, 3,881.28 and 944.22

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Solution

The fourth proportional to 2,589.58, 3,881.28 and 944.22 is: 1,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589.58 : 3,881.28 = 944.22 : x
  2. Step 2: Convert to fraction form
    2,589.58/3,881.28 = 944.22/x
  3. Step 3: Cross multiply
    2,589.58x = 3,881.28 × 944.22
  4. Step 4: Simplify right side
    2,589.58x = 3,664,782.20
  5. Step 5: Solve for x
    x = 3,664,782.20/2,589.58
  6. Step 6: Final answer
    x = 1,415.20

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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.