Home / 6,770.91-10,156.57-1,840.65

Finding the Fourth Proportional to 6,770.91, 10,156.57 and 1,840.65

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Solution

The fourth proportional to 6,770.91, 10,156.57 and 1,840.65 is: 2,761.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,770.91 : 10,156.57 = 1,840.65 : x
  2. Step 2: Convert to fraction form
    6,770.91/10,156.57 = 1,840.65/x
  3. Step 3: Cross multiply
    6,770.91x = 10,156.57 × 1,840.65
  4. Step 4: Simplify right side
    6,770.91x = 18,694,690.57
  5. Step 5: Solve for x
    x = 18,694,690.57/6,770.91
  6. Step 6: Final answer
    x = 2,761.03

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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.