Home / 11,026.94-15,218.52-6,311.12

Finding the Fourth Proportional to 11,026.94, 15,218.52 and 6,311.12

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Solution

The fourth proportional to 11,026.94, 15,218.52 and 6,311.12 is: 8,710.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,026.94 : 15,218.52 = 6,311.12 : x
  2. Step 2: Convert to fraction form
    11,026.94/15,218.52 = 6,311.12/x
  3. Step 3: Cross multiply
    11,026.94x = 15,218.52 × 6,311.12
  4. Step 4: Simplify right side
    11,026.94x = 96,045,905.94
  5. Step 5: Solve for x
    x = 96,045,905.94/11,026.94
  6. Step 6: Final answer
    x = 8,710.11

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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.