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Finding the Fourth Proportional to 3,733.05, 5,598.10 and 1,391.77

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Solution

The fourth proportional to 3,733.05, 5,598.10 and 1,391.77 is: 2,087.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,733.05 : 5,598.10 = 1,391.77 : x
  2. Step 2: Convert to fraction form
    3,733.05/5,598.10 = 1,391.77/x
  3. Step 3: Cross multiply
    3,733.05x = 5,598.10 × 1,391.77
  4. Step 4: Simplify right side
    3,733.05x = 7,791,267.64
  5. Step 5: Solve for x
    x = 7,791,267.64/3,733.05
  6. Step 6: Final answer
    x = 2,087.11

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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.