Home / 6,786.74-10,180.65-2,891.18

Finding the Fourth Proportional to 6,786.74, 10,180.65 and 2,891.18

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Solution

The fourth proportional to 6,786.74, 10,180.65 and 2,891.18 is: 4,337.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,786.74 : 10,180.65 = 2,891.18 : x
  2. Step 2: Convert to fraction form
    6,786.74/10,180.65 = 2,891.18/x
  3. Step 3: Cross multiply
    6,786.74x = 10,180.65 × 2,891.18
  4. Step 4: Simplify right side
    6,786.74x = 29,434,091.67
  5. Step 5: Solve for x
    x = 29,434,091.67/6,786.74
  6. Step 6: Final answer
    x = 4,337.00

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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.