Home / 2,259.48-3,390.36-944.20

Finding the Fourth Proportional to 2,259.48, 3,390.36 and 944.20

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Solution

The fourth proportional to 2,259.48, 3,390.36 and 944.20 is: 1,416.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259.48 : 3,390.36 = 944.20 : x
  2. Step 2: Convert to fraction form
    2,259.48/3,390.36 = 944.20/x
  3. Step 3: Cross multiply
    2,259.48x = 3,390.36 × 944.20
  4. Step 4: Simplify right side
    2,259.48x = 3,201,177.91
  5. Step 5: Solve for x
    x = 3,201,177.91/2,259.48
  6. Step 6: Final answer
    x = 1,416.78

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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.