Home / 11,311.94-15,610.46-6,276.93

Finding the Fourth Proportional to 11,311.94, 15,610.46 and 6,276.93

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Solution

The fourth proportional to 11,311.94, 15,610.46 and 6,276.93 is: 8,662.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,311.94 : 15,610.46 = 6,276.93 : x
  2. Step 2: Convert to fraction form
    11,311.94/15,610.46 = 6,276.93/x
  3. Step 3: Cross multiply
    11,311.94x = 15,610.46 × 6,276.93
  4. Step 4: Simplify right side
    11,311.94x = 97,985,780.38
  5. Step 5: Solve for x
    x = 97,985,780.38/11,311.94
  6. Step 6: Final answer
    x = 8,662.15

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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.