Home / 2,664.94-3,669.96-2,656.84

Finding the Fourth Proportional to 2,664.94, 3,669.96 and 2,656.84

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Solution

The fourth proportional to 2,664.94, 3,669.96 and 2,656.84 is: 3,658.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664.94 : 3,669.96 = 2,656.84 : x
  2. Step 2: Convert to fraction form
    2,664.94/3,669.96 = 2,656.84/x
  3. Step 3: Cross multiply
    2,664.94x = 3,669.96 × 2,656.84
  4. Step 4: Simplify right side
    2,664.94x = 9,750,496.53
  5. Step 5: Solve for x
    x = 9,750,496.53/2,664.94
  6. Step 6: Final answer
    x = 3,658.81

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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.