Home / 7,860.29-11,791.97-2,595.08

Finding the Fourth Proportional to 7,860.29, 11,791.97 and 2,595.08

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Solution

The fourth proportional to 7,860.29, 11,791.97 and 2,595.08 is: 3,893.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860.29 : 11,791.97 = 2,595.08 : x
  2. Step 2: Convert to fraction form
    7,860.29/11,791.97 = 2,595.08/x
  3. Step 3: Cross multiply
    7,860.29x = 11,791.97 × 2,595.08
  4. Step 4: Simplify right side
    7,860.29x = 30,601,131.74
  5. Step 5: Solve for x
    x = 30,601,131.74/7,860.29
  6. Step 6: Final answer
    x = 3,893.13

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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.