Home / 8,695.08-11,997.20-5,867.71

Finding the Fourth Proportional to 8,695.08, 11,997.20 and 5,867.71

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Solution

The fourth proportional to 8,695.08, 11,997.20 and 5,867.71 is: 8,096.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,695.08 : 11,997.20 = 5,867.71 : x
  2. Step 2: Convert to fraction form
    8,695.08/11,997.20 = 5,867.71/x
  3. Step 3: Cross multiply
    8,695.08x = 11,997.20 × 5,867.71
  4. Step 4: Simplify right side
    8,695.08x = 70,396,075.09
  5. Step 5: Solve for x
    x = 70,396,075.09/8,695.08
  6. Step 6: Final answer
    x = 8,096.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.