Home / 2,632.50-3,634.22-1,923.55

Finding the Fourth Proportional to 2,632.50, 3,634.22 and 1,923.55

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Solution

The fourth proportional to 2,632.50, 3,634.22 and 1,923.55 is: 2,655.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632.50 : 3,634.22 = 1,923.55 : x
  2. Step 2: Convert to fraction form
    2,632.50/3,634.22 = 1,923.55/x
  3. Step 3: Cross multiply
    2,632.50x = 3,634.22 × 1,923.55
  4. Step 4: Simplify right side
    2,632.50x = 6,990,603.88
  5. Step 5: Solve for x
    x = 6,990,603.88/2,632.50
  6. Step 6: Final answer
    x = 2,655.50

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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.