Home / 7,726.20-11,582.37-2,794.68

Finding the Fourth Proportional to 7,726.20, 11,582.37 and 2,794.68

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Solution

The fourth proportional to 7,726.20, 11,582.37 and 2,794.68 is: 4,189.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726.20 : 11,582.37 = 2,794.68 : x
  2. Step 2: Convert to fraction form
    7,726.20/11,582.37 = 2,794.68/x
  3. Step 3: Cross multiply
    7,726.20x = 11,582.37 × 2,794.68
  4. Step 4: Simplify right side
    7,726.20x = 32,369,017.79
  5. Step 5: Solve for x
    x = 32,369,017.79/7,726.20
  6. Step 6: Final answer
    x = 4,189.51

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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.