Home / 3,029.84-4,522.66-2,660.79

Finding the Fourth Proportional to 3,029.84, 4,522.66 and 2,660.79

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Solution

The fourth proportional to 3,029.84, 4,522.66 and 2,660.79 is: 3,971.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.84 : 4,522.66 = 2,660.79 : x
  2. Step 2: Convert to fraction form
    3,029.84/4,522.66 = 2,660.79/x
  3. Step 3: Cross multiply
    3,029.84x = 4,522.66 × 2,660.79
  4. Step 4: Simplify right side
    3,029.84x = 12,033,848.50
  5. Step 5: Solve for x
    x = 12,033,848.50/3,029.84
  6. Step 6: Final answer
    x = 3,971.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.