Home / 6,788.12-9,360.68-5,668.70

Finding the Fourth Proportional to 6,788.12, 9,360.68 and 5,668.70

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Solution

The fourth proportional to 6,788.12, 9,360.68 and 5,668.70 is: 7,817.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788.12 : 9,360.68 = 5,668.70 : x
  2. Step 2: Convert to fraction form
    6,788.12/9,360.68 = 5,668.70/x
  3. Step 3: Cross multiply
    6,788.12x = 9,360.68 × 5,668.70
  4. Step 4: Simplify right side
    6,788.12x = 53,062,811.57
  5. Step 5: Solve for x
    x = 53,062,811.57/6,788.12
  6. Step 6: Final answer
    x = 7,817.02

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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.