Home / 2,655.06-3,664.08-1,606.92

Finding the Fourth Proportional to 2,655.06, 3,664.08 and 1,606.92

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Solution

The fourth proportional to 2,655.06, 3,664.08 and 1,606.92 is: 2,217.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,655.06 : 3,664.08 = 1,606.92 : x
  2. Step 2: Convert to fraction form
    2,655.06/3,664.08 = 1,606.92/x
  3. Step 3: Cross multiply
    2,655.06x = 3,664.08 × 1,606.92
  4. Step 4: Simplify right side
    2,655.06x = 5,887,883.43
  5. Step 5: Solve for x
    x = 5,887,883.43/2,655.06
  6. Step 6: Final answer
    x = 2,217.61

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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.