Home / 7,194.96-9,919.80-4,831.92

Finding the Fourth Proportional to 7,194.96, 9,919.80 and 4,831.92

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Solution

The fourth proportional to 7,194.96, 9,919.80 and 4,831.92 is: 6,661.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,194.96 : 9,919.80 = 4,831.92 : x
  2. Step 2: Convert to fraction form
    7,194.96/9,919.80 = 4,831.92/x
  3. Step 3: Cross multiply
    7,194.96x = 9,919.80 × 4,831.92
  4. Step 4: Simplify right side
    7,194.96x = 47,931,680.02
  5. Step 5: Solve for x
    x = 47,931,680.02/7,194.96
  6. Step 6: Final answer
    x = 6,661.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.