Home / 11,787.02-16,265.90-6,481.82

Finding the Fourth Proportional to 11,787.02, 16,265.90 and 6,481.82

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Solution

The fourth proportional to 11,787.02, 16,265.90 and 6,481.82 is: 8,944.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,787.02 : 16,265.90 = 6,481.82 : x
  2. Step 2: Convert to fraction form
    11,787.02/16,265.90 = 6,481.82/x
  3. Step 3: Cross multiply
    11,787.02x = 16,265.90 × 6,481.82
  4. Step 4: Simplify right side
    11,787.02x = 105,432,522.20
  5. Step 5: Solve for x
    x = 105,432,522.20/11,787.02
  6. Step 6: Final answer
    x = 8,944.80

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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.