Home / 7,822.89-11,733.08-2,894.85

Finding the Fourth Proportional to 7,822.89, 11,733.08 and 2,894.85

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Solution

The fourth proportional to 7,822.89, 11,733.08 and 2,894.85 is: 4,341.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,822.89 : 11,733.08 = 2,894.85 : x
  2. Step 2: Convert to fraction form
    7,822.89/11,733.08 = 2,894.85/x
  3. Step 3: Cross multiply
    7,822.89x = 11,733.08 × 2,894.85
  4. Step 4: Simplify right side
    7,822.89x = 33,965,492.16
  5. Step 5: Solve for x
    x = 33,965,492.16/7,822.89
  6. Step 6: Final answer
    x = 4,341.81

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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.