Home / 6,946.74-10,419.30-2,786.58

Finding the Fourth Proportional to 6,946.74, 10,419.30 and 2,786.58

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Solution

The fourth proportional to 6,946.74, 10,419.30 and 2,786.58 is: 4,179.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,946.74 : 10,419.30 = 2,786.58 : x
  2. Step 2: Convert to fraction form
    6,946.74/10,419.30 = 2,786.58/x
  3. Step 3: Cross multiply
    6,946.74x = 10,419.30 × 2,786.58
  4. Step 4: Simplify right side
    6,946.74x = 29,034,212.99
  5. Step 5: Solve for x
    x = 29,034,212.99/6,946.74
  6. Step 6: Final answer
    x = 4,179.55

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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.