Home / 2,259.85-3,388.99-1,073.75

Finding the Fourth Proportional to 2,259.85, 3,388.99 and 1,073.75

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Solution

The fourth proportional to 2,259.85, 3,388.99 and 1,073.75 is: 1,610.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259.85 : 3,388.99 = 1,073.75 : x
  2. Step 2: Convert to fraction form
    2,259.85/3,388.99 = 1,073.75/x
  3. Step 3: Cross multiply
    2,259.85x = 3,388.99 × 1,073.75
  4. Step 4: Simplify right side
    2,259.85x = 3,638,928.01
  5. Step 5: Solve for x
    x = 3,638,928.01/2,259.85
  6. Step 6: Final answer
    x = 1,610.25

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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.