Home / 2,446.86-3,378.30-1,886.34

Finding the Fourth Proportional to 2,446.86, 3,378.30 and 1,886.34

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Solution

The fourth proportional to 2,446.86, 3,378.30 and 1,886.34 is: 2,604.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,446.86 : 3,378.30 = 1,886.34 : x
  2. Step 2: Convert to fraction form
    2,446.86/3,378.30 = 1,886.34/x
  3. Step 3: Cross multiply
    2,446.86x = 3,378.30 × 1,886.34
  4. Step 4: Simplify right side
    2,446.86x = 6,372,622.42
  5. Step 5: Solve for x
    x = 6,372,622.42/2,446.86
  6. Step 6: Final answer
    x = 2,604.41

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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.