Home / 8,801.12-13,193.09-5,628.86

Finding the Fourth Proportional to 8,801.12, 13,193.09 and 5,628.86

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Solution

The fourth proportional to 8,801.12, 13,193.09 and 5,628.86 is: 8,437.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,801.12 : 13,193.09 = 5,628.86 : x
  2. Step 2: Convert to fraction form
    8,801.12/13,193.09 = 5,628.86/x
  3. Step 3: Cross multiply
    8,801.12x = 13,193.09 × 5,628.86
  4. Step 4: Simplify right side
    8,801.12x = 74,261,962.47
  5. Step 5: Solve for x
    x = 74,261,962.47/8,801.12
  6. Step 6: Final answer
    x = 8,437.79

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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.