Home / 4,950.23-7,424.55-1,831.72

Finding the Fourth Proportional to 4,950.23, 7,424.55 and 1,831.72

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Solution

The fourth proportional to 4,950.23, 7,424.55 and 1,831.72 is: 2,747.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950.23 : 7,424.55 = 1,831.72 : x
  2. Step 2: Convert to fraction form
    4,950.23/7,424.55 = 1,831.72/x
  3. Step 3: Cross multiply
    4,950.23x = 7,424.55 × 1,831.72
  4. Step 4: Simplify right side
    4,950.23x = 13,599,659.60
  5. Step 5: Solve for x
    x = 13,599,659.60/4,950.23
  6. Step 6: Final answer
    x = 2,747.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.