Home / 4,950.32-6,831.35-2,712.09

Finding the Fourth Proportional to 4,950.32, 6,831.35 and 2,712.09

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Solution

The fourth proportional to 4,950.32, 6,831.35 and 2,712.09 is: 3,742.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950.32 : 6,831.35 = 2,712.09 : x
  2. Step 2: Convert to fraction form
    4,950.32/6,831.35 = 2,712.09/x
  3. Step 3: Cross multiply
    4,950.32x = 6,831.35 × 2,712.09
  4. Step 4: Simplify right side
    4,950.32x = 18,527,222.46
  5. Step 5: Solve for x
    x = 18,527,222.46/4,950.32
  6. Step 6: Final answer
    x = 3,742.63

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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.