Home / 7,723.06-11,585.82-2,792.20

Finding the Fourth Proportional to 7,723.06, 11,585.82 and 2,792.20

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Solution

The fourth proportional to 7,723.06, 11,585.82 and 2,792.20 is: 4,188.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.06 : 11,585.82 = 2,792.20 : x
  2. Step 2: Convert to fraction form
    7,723.06/11,585.82 = 2,792.20/x
  3. Step 3: Cross multiply
    7,723.06x = 11,585.82 × 2,792.20
  4. Step 4: Simplify right side
    7,723.06x = 32,349,926.60
  5. Step 5: Solve for x
    x = 32,349,926.60/7,723.06
  6. Step 6: Final answer
    x = 4,188.74

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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.