Home / 2,674.88-4,015.20-2,246.72

Finding the Fourth Proportional to 2,674.88, 4,015.20 and 2,246.72

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Solution

The fourth proportional to 2,674.88, 4,015.20 and 2,246.72 is: 3,372.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674.88 : 4,015.20 = 2,246.72 : x
  2. Step 2: Convert to fraction form
    2,674.88/4,015.20 = 2,246.72/x
  3. Step 3: Cross multiply
    2,674.88x = 4,015.20 × 2,246.72
  4. Step 4: Simplify right side
    2,674.88x = 9,021,030.14
  5. Step 5: Solve for x
    x = 9,021,030.14/2,674.88
  6. Step 6: Final answer
    x = 3,372.50

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1.5x scale

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.