Home / 8,135.01-12,202.48-2,291.59

Finding the Fourth Proportional to 8,135.01, 12,202.48 and 2,291.59

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Solution

The fourth proportional to 8,135.01, 12,202.48 and 2,291.59 is: 3,437.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,135.01 : 12,202.48 = 2,291.59 : x
  2. Step 2: Convert to fraction form
    8,135.01/12,202.48 = 2,291.59/x
  3. Step 3: Cross multiply
    8,135.01x = 12,202.48 × 2,291.59
  4. Step 4: Simplify right side
    8,135.01x = 27,963,081.14
  5. Step 5: Solve for x
    x = 27,963,081.14/8,135.01
  6. Step 6: Final answer
    x = 3,437.38

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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.