Home / 2,419.24-3,339.57-1,634.35

Finding the Fourth Proportional to 2,419.24, 3,339.57 and 1,634.35

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Solution

The fourth proportional to 2,419.24, 3,339.57 and 1,634.35 is: 2,256.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419.24 : 3,339.57 = 1,634.35 : x
  2. Step 2: Convert to fraction form
    2,419.24/3,339.57 = 1,634.35/x
  3. Step 3: Cross multiply
    2,419.24x = 3,339.57 × 1,634.35
  4. Step 4: Simplify right side
    2,419.24x = 5,458,025.67
  5. Step 5: Solve for x
    x = 5,458,025.67/2,419.24
  6. Step 6: Final answer
    x = 2,256.09

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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.