Home / 9,512.72-13,130.84-5,535.08

Finding the Fourth Proportional to 9,512.72, 13,130.84 and 5,535.08

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Solution

The fourth proportional to 9,512.72, 13,130.84 and 5,535.08 is: 7,640.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,512.72 : 13,130.84 = 5,535.08 : x
  2. Step 2: Convert to fraction form
    9,512.72/13,130.84 = 5,535.08/x
  3. Step 3: Cross multiply
    9,512.72x = 13,130.84 × 5,535.08
  4. Step 4: Simplify right side
    9,512.72x = 72,680,249.87
  5. Step 5: Solve for x
    x = 72,680,249.87/9,512.72
  6. Step 6: Final answer
    x = 7,640.32

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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.