Home / 9,199.58-13,789.78-4,265.15

Finding the Fourth Proportional to 9,199.58, 13,789.78 and 4,265.15

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Solution

The fourth proportional to 9,199.58, 13,789.78 and 4,265.15 is: 6,393.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,199.58 : 13,789.78 = 4,265.15 : x
  2. Step 2: Convert to fraction form
    9,199.58/13,789.78 = 4,265.15/x
  3. Step 3: Cross multiply
    9,199.58x = 13,789.78 × 4,265.15
  4. Step 4: Simplify right side
    9,199.58x = 58,815,480.17
  5. Step 5: Solve for x
    x = 58,815,480.17/9,199.58
  6. Step 6: Final answer
    x = 6,393.28

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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.