Home / 9,794.20-13,515.79-5,317.84

Finding the Fourth Proportional to 9,794.20, 13,515.79 and 5,317.84

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Solution

The fourth proportional to 9,794.20, 13,515.79 and 5,317.84 is: 7,338.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,794.20 : 13,515.79 = 5,317.84 : x
  2. Step 2: Convert to fraction form
    9,794.20/13,515.79 = 5,317.84/x
  3. Step 3: Cross multiply
    9,794.20x = 13,515.79 × 5,317.84
  4. Step 4: Simplify right side
    9,794.20x = 71,874,808.69
  5. Step 5: Solve for x
    x = 71,874,808.69/9,794.20
  6. Step 6: Final answer
    x = 7,338.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.