Home / 2,240.60-3,357.30-1,873.40

Finding the Fourth Proportional to 2,240.60, 3,357.30 and 1,873.40

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Solution

The fourth proportional to 2,240.60, 3,357.30 and 1,873.40 is: 2,807.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240.60 : 3,357.30 = 1,873.40 : x
  2. Step 2: Convert to fraction form
    2,240.60/3,357.30 = 1,873.40/x
  3. Step 3: Cross multiply
    2,240.60x = 3,357.30 × 1,873.40
  4. Step 4: Simplify right side
    2,240.60x = 6,289,565.82
  5. Step 5: Solve for x
    x = 6,289,565.82/2,240.60
  6. Step 6: Final answer
    x = 2,807.09

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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.