Home / 4,950.29-6,831.80-2,826.47

Finding the Fourth Proportional to 4,950.29, 6,831.80 and 2,826.47

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Solution

The fourth proportional to 4,950.29, 6,831.80 and 2,826.47 is: 3,900.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950.29 : 6,831.80 = 2,826.47 : x
  2. Step 2: Convert to fraction form
    4,950.29/6,831.80 = 2,826.47/x
  3. Step 3: Cross multiply
    4,950.29x = 6,831.80 × 2,826.47
  4. Step 4: Simplify right side
    4,950.29x = 19,309,891.29
  5. Step 5: Solve for x
    x = 19,309,891.29/4,950.29
  6. Step 6: Final answer
    x = 3,900.76

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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.