Home / 11,831.29-17,750.66-3,511.35

Finding the Fourth Proportional to 11,831.29, 17,750.66 and 3,511.35

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Solution

The fourth proportional to 11,831.29, 17,750.66 and 3,511.35 is: 5,268.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831.29 : 17,750.66 = 3,511.35 : x
  2. Step 2: Convert to fraction form
    11,831.29/17,750.66 = 3,511.35/x
  3. Step 3: Cross multiply
    11,831.29x = 17,750.66 × 3,511.35
  4. Step 4: Simplify right side
    11,831.29x = 62,328,762.43
  5. Step 5: Solve for x
    x = 62,328,762.43/11,831.29
  6. Step 6: Final answer
    x = 5,268.13

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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.