Home / 4,950.55-6,831.74-2,712.57

Finding the Fourth Proportional to 4,950.55, 6,831.74 and 2,712.57

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Solution

The fourth proportional to 4,950.55, 6,831.74 and 2,712.57 is: 3,743.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950.55 : 6,831.74 = 2,712.57 : x
  2. Step 2: Convert to fraction form
    4,950.55/6,831.74 = 2,712.57/x
  3. Step 3: Cross multiply
    4,950.55x = 6,831.74 × 2,712.57
  4. Step 4: Simplify right side
    4,950.55x = 18,531,572.97
  5. Step 5: Solve for x
    x = 18,531,572.97/4,950.55
  6. Step 6: Final answer
    x = 3,743.34

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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.