Home / 8,055.18-11,116.71-4,910.94

Finding the Fourth Proportional to 8,055.18, 11,116.71 and 4,910.94

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Solution

The fourth proportional to 8,055.18, 11,116.71 and 4,910.94 is: 6,777.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055.18 : 11,116.71 = 4,910.94 : x
  2. Step 2: Convert to fraction form
    8,055.18/11,116.71 = 4,910.94/x
  3. Step 3: Cross multiply
    8,055.18x = 11,116.71 × 4,910.94
  4. Step 4: Simplify right side
    8,055.18x = 54,593,495.81
  5. Step 5: Solve for x
    x = 54,593,495.81/8,055.18
  6. Step 6: Final answer
    x = 6,777.44

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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.