Home / 2,632.68-3,633.12-1,585.44

Finding the Fourth Proportional to 2,632.68, 3,633.12 and 1,585.44

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Solution

The fourth proportional to 2,632.68, 3,633.12 and 1,585.44 is: 2,187.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632.68 : 3,633.12 = 1,585.44 : x
  2. Step 2: Convert to fraction form
    2,632.68/3,633.12 = 1,585.44/x
  3. Step 3: Cross multiply
    2,632.68x = 3,633.12 × 1,585.44
  4. Step 4: Simplify right side
    2,632.68x = 5,760,093.77
  5. Step 5: Solve for x
    x = 5,760,093.77/2,632.68
  6. Step 6: Final answer
    x = 2,187.92

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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.