Home / 7,676.14-11,470.50-5,763.99

Finding the Fourth Proportional to 7,676.14, 11,470.50 and 5,763.99

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Solution

The fourth proportional to 7,676.14, 11,470.50 and 5,763.99 is: 8,613.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,676.14 : 11,470.50 = 5,763.99 : x
  2. Step 2: Convert to fraction form
    7,676.14/11,470.50 = 5,763.99/x
  3. Step 3: Cross multiply
    7,676.14x = 11,470.50 × 5,763.99
  4. Step 4: Simplify right side
    7,676.14x = 66,115,847.30
  5. Step 5: Solve for x
    x = 66,115,847.30/7,676.14
  6. Step 6: Final answer
    x = 8,613.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.