Home / 2,426.60-3,340.50-2,177.84

Finding the Fourth Proportional to 2,426.60, 3,340.50 and 2,177.84

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Solution

The fourth proportional to 2,426.60, 3,340.50 and 2,177.84 is: 2,998.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426.60 : 3,340.50 = 2,177.84 : x
  2. Step 2: Convert to fraction form
    2,426.60/3,340.50 = 2,177.84/x
  3. Step 3: Cross multiply
    2,426.60x = 3,340.50 × 2,177.84
  4. Step 4: Simplify right side
    2,426.60x = 7,275,074.52
  5. Step 5: Solve for x
    x = 7,275,074.52/2,426.60
  6. Step 6: Final answer
    x = 2,998.05

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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.