Home / 7,904.98-11,831.73-5,824.15

Finding the Fourth Proportional to 7,904.98, 11,831.73 and 5,824.15

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Solution

The fourth proportional to 7,904.98, 11,831.73 and 5,824.15 is: 8,717.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.98 : 11,831.73 = 5,824.15 : x
  2. Step 2: Convert to fraction form
    7,904.98/11,831.73 = 5,824.15/x
  3. Step 3: Cross multiply
    7,904.98x = 11,831.73 × 5,824.15
  4. Step 4: Simplify right side
    7,904.98x = 68,909,770.28
  5. Step 5: Solve for x
    x = 68,909,770.28/7,904.98
  6. Step 6: Final answer
    x = 8,717.26

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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.