Home / 6,220.78-9,317.18-2,926.92

Finding the Fourth Proportional to 6,220.78, 9,317.18 and 2,926.92

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Solution

The fourth proportional to 6,220.78, 9,317.18 and 2,926.92 is: 4,383.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.78 : 9,317.18 = 2,926.92 : x
  2. Step 2: Convert to fraction form
    6,220.78/9,317.18 = 2,926.92/x
  3. Step 3: Cross multiply
    6,220.78x = 9,317.18 × 2,926.92
  4. Step 4: Simplify right side
    6,220.78x = 27,270,640.49
  5. Step 5: Solve for x
    x = 27,270,640.49/6,220.78
  6. Step 6: Final answer
    x = 4,383.80

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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.