Home / 5,551.15-7,660.25-3,032.75

Finding the Fourth Proportional to 5,551.15, 7,660.25 and 3,032.75

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Solution

The fourth proportional to 5,551.15, 7,660.25 and 3,032.75 is: 4,185.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.15 : 7,660.25 = 3,032.75 : x
  2. Step 2: Convert to fraction form
    5,551.15/7,660.25 = 3,032.75/x
  3. Step 3: Cross multiply
    5,551.15x = 7,660.25 × 3,032.75
  4. Step 4: Simplify right side
    5,551.15x = 23,231,623.19
  5. Step 5: Solve for x
    x = 23,231,623.19/5,551.15
  6. Step 6: Final answer
    x = 4,185.01

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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.