Home / 9,622.25-13,278.75-5,206.25

Finding the Fourth Proportional to 9,622.25, 13,278.75 and 5,206.25

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Solution

The fourth proportional to 9,622.25, 13,278.75 and 5,206.25 is: 7,184.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,622.25 : 13,278.75 = 5,206.25 : x
  2. Step 2: Convert to fraction form
    9,622.25/13,278.75 = 5,206.25/x
  3. Step 3: Cross multiply
    9,622.25x = 13,278.75 × 5,206.25
  4. Step 4: Simplify right side
    9,622.25x = 69,132,466.16
  5. Step 5: Solve for x
    x = 69,132,466.16/9,622.25
  6. Step 6: Final answer
    x = 7,184.65

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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.