Home / 3,401.56-4,698.66-2,664.76

Finding the Fourth Proportional to 3,401.56, 4,698.66 and 2,664.76

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Solution

The fourth proportional to 3,401.56, 4,698.66 and 2,664.76 is: 3,680.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401.56 : 4,698.66 = 2,664.76 : x
  2. Step 2: Convert to fraction form
    3,401.56/4,698.66 = 2,664.76/x
  3. Step 3: Cross multiply
    3,401.56x = 4,698.66 × 2,664.76
  4. Step 4: Simplify right side
    3,401.56x = 12,520,801.22
  5. Step 5: Solve for x
    x = 12,520,801.22/3,401.56
  6. Step 6: Final answer
    x = 3,680.90

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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.