Home / 10,831.44-14,946.68-6,293.72

Finding the Fourth Proportional to 10,831.44, 14,946.68 and 6,293.72

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Solution

The fourth proportional to 10,831.44, 14,946.68 and 6,293.72 is: 8,684.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,831.44 : 14,946.68 = 6,293.72 : x
  2. Step 2: Convert to fraction form
    10,831.44/14,946.68 = 6,293.72/x
  3. Step 3: Cross multiply
    10,831.44x = 14,946.68 × 6,293.72
  4. Step 4: Simplify right side
    10,831.44x = 94,070,218.85
  5. Step 5: Solve for x
    x = 94,070,218.85/10,831.44
  6. Step 6: Final answer
    x = 8,684.92

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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.