Home / 7,831.74-11,748.15-2,901.27

Finding the Fourth Proportional to 7,831.74, 11,748.15 and 2,901.27

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Solution

The fourth proportional to 7,831.74, 11,748.15 and 2,901.27 is: 4,352.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,831.74 : 11,748.15 = 2,901.27 : x
  2. Step 2: Convert to fraction form
    7,831.74/11,748.15 = 2,901.27/x
  3. Step 3: Cross multiply
    7,831.74x = 11,748.15 × 2,901.27
  4. Step 4: Simplify right side
    7,831.74x = 34,084,555.15
  5. Step 5: Solve for x
    x = 34,084,555.15/7,831.74
  6. Step 6: Final answer
    x = 4,352.11

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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.