Home / 9,617.87-13,277.36-7,622.03

Finding the Fourth Proportional to 9,617.87, 13,277.36 and 7,622.03

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Solution

The fourth proportional to 9,617.87, 13,277.36 and 7,622.03 is: 10,522.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,617.87 : 13,277.36 = 7,622.03 : x
  2. Step 2: Convert to fraction form
    9,617.87/13,277.36 = 7,622.03/x
  3. Step 3: Cross multiply
    9,617.87x = 13,277.36 × 7,622.03
  4. Step 4: Simplify right side
    9,617.87x = 101,200,398.13
  5. Step 5: Solve for x
    x = 101,200,398.13/9,617.87
  6. Step 6: Final answer
    x = 10,522.12

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1.5x scale

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.