Home / 9,181.22-13,767.72-5,665.84

Finding the Fourth Proportional to 9,181.22, 13,767.72 and 5,665.84

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Solution

The fourth proportional to 9,181.22, 13,767.72 and 5,665.84 is: 8,496.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181.22 : 13,767.72 = 5,665.84 : x
  2. Step 2: Convert to fraction form
    9,181.22/13,767.72 = 5,665.84/x
  3. Step 3: Cross multiply
    9,181.22x = 13,767.72 × 5,665.84
  4. Step 4: Simplify right side
    9,181.22x = 78,005,643.02
  5. Step 5: Solve for x
    x = 78,005,643.02/9,181.22
  6. Step 6: Final answer
    x = 8,496.22

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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.