Home / 5,755.32-7,940.08-3,236.84

Finding the Fourth Proportional to 5,755.32, 7,940.08 and 3,236.84

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Solution

The fourth proportional to 5,755.32, 7,940.08 and 3,236.84 is: 4,465.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,755.32 : 7,940.08 = 3,236.84 : x
  2. Step 2: Convert to fraction form
    5,755.32/7,940.08 = 3,236.84/x
  3. Step 3: Cross multiply
    5,755.32x = 7,940.08 × 3,236.84
  4. Step 4: Simplify right side
    5,755.32x = 25,700,768.55
  5. Step 5: Solve for x
    x = 25,700,768.55/5,755.32
  6. Step 6: Final answer
    x = 4,465.57

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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.