Home / 8,801.61-13,204.47-2,561.75

Finding the Fourth Proportional to 8,801.61, 13,204.47 and 2,561.75

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Solution

The fourth proportional to 8,801.61, 13,204.47 and 2,561.75 is: 3,843.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,801.61 : 13,204.47 = 2,561.75 : x
  2. Step 2: Convert to fraction form
    8,801.61/13,204.47 = 2,561.75/x
  3. Step 3: Cross multiply
    8,801.61x = 13,204.47 × 2,561.75
  4. Step 4: Simplify right side
    8,801.61x = 33,826,485.00
  5. Step 5: Solve for x
    x = 33,826,485.00/8,801.61
  6. Step 6: Final answer
    x = 3,843.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.