Home / 9,151.35-13,716.95-5,987.48

Finding the Fourth Proportional to 9,151.35, 13,716.95 and 5,987.48

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Solution

The fourth proportional to 9,151.35, 13,716.95 and 5,987.48 is: 8,974.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151.35 : 13,716.95 = 5,987.48 : x
  2. Step 2: Convert to fraction form
    9,151.35/13,716.95 = 5,987.48/x
  3. Step 3: Cross multiply
    9,151.35x = 13,716.95 × 5,987.48
  4. Step 4: Simplify right side
    9,151.35x = 82,129,865.26
  5. Step 5: Solve for x
    x = 82,129,865.26/9,151.35
  6. Step 6: Final answer
    x = 8,974.62

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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.