Home / 2,479.36-3,720.96-1,454.08

Finding the Fourth Proportional to 2,479.36, 3,720.96 and 1,454.08

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Solution

The fourth proportional to 2,479.36, 3,720.96 and 1,454.08 is: 2,182.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479.36 : 3,720.96 = 1,454.08 : x
  2. Step 2: Convert to fraction form
    2,479.36/3,720.96 = 1,454.08/x
  3. Step 3: Cross multiply
    2,479.36x = 3,720.96 × 1,454.08
  4. Step 4: Simplify right side
    2,479.36x = 5,410,573.52
  5. Step 5: Solve for x
    x = 5,410,573.52/2,479.36
  6. Step 6: Final answer
    x = 2,182.25

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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.