Home / 9,545.09-13,172.38-5,296.32

Finding the Fourth Proportional to 9,545.09, 13,172.38 and 5,296.32

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Solution

The fourth proportional to 9,545.09, 13,172.38 and 5,296.32 is: 7,309.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,545.09 : 13,172.38 = 5,296.32 : x
  2. Step 2: Convert to fraction form
    9,545.09/13,172.38 = 5,296.32/x
  3. Step 3: Cross multiply
    9,545.09x = 13,172.38 × 5,296.32
  4. Step 4: Simplify right side
    9,545.09x = 69,765,126.40
  5. Step 5: Solve for x
    x = 69,765,126.40/9,545.09
  6. Step 6: Final answer
    x = 7,309.01

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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.