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Finding the Fourth Proportional to 3,713.56, 5,562.34 and 3,495.47

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Solution

The fourth proportional to 3,713.56, 5,562.34 and 3,495.47 is: 5,235.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.56 : 5,562.34 = 3,495.47 : x
  2. Step 2: Convert to fraction form
    3,713.56/5,562.34 = 3,495.47/x
  3. Step 3: Cross multiply
    3,713.56x = 5,562.34 × 3,495.47
  4. Step 4: Simplify right side
    3,713.56x = 19,442,956.05
  5. Step 5: Solve for x
    x = 19,442,956.05/3,713.56
  6. Step 6: Final answer
    x = 5,235.67

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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.