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Finding the Fourth Proportional to 5,604.77, 7,733.22 and 3,690.39

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Solution

The fourth proportional to 5,604.77, 7,733.22 and 3,690.39 is: 5,091.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,604.77 : 7,733.22 = 3,690.39 : x
  2. Step 2: Convert to fraction form
    5,604.77/7,733.22 = 3,690.39/x
  3. Step 3: Cross multiply
    5,604.77x = 7,733.22 × 3,690.39
  4. Step 4: Simplify right side
    5,604.77x = 28,538,597.76
  5. Step 5: Solve for x
    x = 28,538,597.76/5,604.77
  6. Step 6: Final answer
    x = 5,091.84

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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.