Home / 7,682.94-10,581.75-6,633.18

Finding the Fourth Proportional to 7,682.94, 10,581.75 and 6,633.18

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Solution

The fourth proportional to 7,682.94, 10,581.75 and 6,633.18 is: 9,135.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,682.94 : 10,581.75 = 6,633.18 : x
  2. Step 2: Convert to fraction form
    7,682.94/10,581.75 = 6,633.18/x
  3. Step 3: Cross multiply
    7,682.94x = 10,581.75 × 6,633.18
  4. Step 4: Simplify right side
    7,682.94x = 70,190,652.47
  5. Step 5: Solve for x
    x = 70,190,652.47/7,682.94
  6. Step 6: Final answer
    x = 9,135.91

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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.