Home / 7,767.93-11,652.69-3,326.04

Finding the Fourth Proportional to 7,767.93, 11,652.69 and 3,326.04

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Solution

The fourth proportional to 7,767.93, 11,652.69 and 3,326.04 is: 4,989.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767.93 : 11,652.69 = 3,326.04 : x
  2. Step 2: Convert to fraction form
    7,767.93/11,652.69 = 3,326.04/x
  3. Step 3: Cross multiply
    7,767.93x = 11,652.69 × 3,326.04
  4. Step 4: Simplify right side
    7,767.93x = 38,757,313.05
  5. Step 5: Solve for x
    x = 38,757,313.05/7,767.93
  6. Step 6: Final answer
    x = 4,989.40

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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.