Home / 2,388.60-3,296.45-1,444.43

Finding the Fourth Proportional to 2,388.60, 3,296.45 and 1,444.43

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Solution

The fourth proportional to 2,388.60, 3,296.45 and 1,444.43 is: 1,993.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388.60 : 3,296.45 = 1,444.43 : x
  2. Step 2: Convert to fraction form
    2,388.60/3,296.45 = 1,444.43/x
  3. Step 3: Cross multiply
    2,388.60x = 3,296.45 × 1,444.43
  4. Step 4: Simplify right side
    2,388.60x = 4,761,475.81
  5. Step 5: Solve for x
    x = 4,761,475.81/2,388.60
  6. Step 6: Final answer
    x = 1,993.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.