Home / 6,635.40-9,956.58-2,940.18

Finding the Fourth Proportional to 6,635.40, 9,956.58 and 2,940.18

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Solution

The fourth proportional to 6,635.40, 9,956.58 and 2,940.18 is: 4,411.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,635.40 : 9,956.58 = 2,940.18 : x
  2. Step 2: Convert to fraction form
    6,635.40/9,956.58 = 2,940.18/x
  3. Step 3: Cross multiply
    6,635.40x = 9,956.58 × 2,940.18
  4. Step 4: Simplify right side
    6,635.40x = 29,274,137.38
  5. Step 5: Solve for x
    x = 29,274,137.38/6,635.40
  6. Step 6: Final answer
    x = 4,411.81

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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.