Home / 9,545.28-13,172.60-5,296.42

Finding the Fourth Proportional to 9,545.28, 13,172.60 and 5,296.42

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Solution

The fourth proportional to 9,545.28, 13,172.60 and 5,296.42 is: 7,309.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,545.28 : 13,172.60 = 5,296.42 : x
  2. Step 2: Convert to fraction form
    9,545.28/13,172.60 = 5,296.42/x
  3. Step 3: Cross multiply
    9,545.28x = 13,172.60 × 5,296.42
  4. Step 4: Simplify right side
    9,545.28x = 69,767,622.09
  5. Step 5: Solve for x
    x = 69,767,622.09/9,545.28
  6. Step 6: Final answer
    x = 7,309.12

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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.