Home / 2,406.22-3,320.20-1,358.08

Finding the Fourth Proportional to 2,406.22, 3,320.20 and 1,358.08

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Solution

The fourth proportional to 2,406.22, 3,320.20 and 1,358.08 is: 1,873.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,406.22 : 3,320.20 = 1,358.08 : x
  2. Step 2: Convert to fraction form
    2,406.22/3,320.20 = 1,358.08/x
  3. Step 3: Cross multiply
    2,406.22x = 3,320.20 × 1,358.08
  4. Step 4: Simplify right side
    2,406.22x = 4,509,097.22
  5. Step 5: Solve for x
    x = 4,509,097.22/2,406.22
  6. Step 6: Final answer
    x = 1,873.93

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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.