Home / 5,148.40-7,101.12-3,633.52

Finding the Fourth Proportional to 5,148.40, 7,101.12 and 3,633.52

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Solution

The fourth proportional to 5,148.40, 7,101.12 and 3,633.52 is: 5,011.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148.40 : 7,101.12 = 3,633.52 : x
  2. Step 2: Convert to fraction form
    5,148.40/7,101.12 = 3,633.52/x
  3. Step 3: Cross multiply
    5,148.40x = 7,101.12 × 3,633.52
  4. Step 4: Simplify right side
    5,148.40x = 25,802,061.54
  5. Step 5: Solve for x
    x = 25,802,061.54/5,148.40
  6. Step 6: Final answer
    x = 5,011.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.