Home / 10,831.26-16,247.52-3,040.68

Finding the Fourth Proportional to 10,831.26, 16,247.52 and 3,040.68

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Solution

The fourth proportional to 10,831.26, 16,247.52 and 3,040.68 is: 4,561.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,831.26 : 16,247.52 = 3,040.68 : x
  2. Step 2: Convert to fraction form
    10,831.26/16,247.52 = 3,040.68/x
  3. Step 3: Cross multiply
    10,831.26x = 16,247.52 × 3,040.68
  4. Step 4: Simplify right side
    10,831.26x = 49,403,509.11
  5. Step 5: Solve for x
    x = 49,403,509.11/10,831.26
  6. Step 6: Final answer
    x = 4,561.20

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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.