Home / 10,831.94-14,948.08-6,116.53

Finding the Fourth Proportional to 10,831.94, 14,948.08 and 6,116.53

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Solution

The fourth proportional to 10,831.94, 14,948.08 and 6,116.53 is: 8,440.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,831.94 : 14,948.08 = 6,116.53 : x
  2. Step 2: Convert to fraction form
    10,831.94/14,948.08 = 6,116.53/x
  3. Step 3: Cross multiply
    10,831.94x = 14,948.08 × 6,116.53
  4. Step 4: Simplify right side
    10,831.94x = 91,430,274.44
  5. Step 5: Solve for x
    x = 91,430,274.44/10,831.94
  6. Step 6: Final answer
    x = 8,440.80

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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.