Home / 11,801.18-16,285.90-6,496.12

Finding the Fourth Proportional to 11,801.18, 16,285.90 and 6,496.12

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Solution

The fourth proportional to 11,801.18, 16,285.90 and 6,496.12 is: 8,964.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,801.18 : 16,285.90 = 6,496.12 : x
  2. Step 2: Convert to fraction form
    11,801.18/16,285.90 = 6,496.12/x
  3. Step 3: Cross multiply
    11,801.18x = 16,285.90 × 6,496.12
  4. Step 4: Simplify right side
    11,801.18x = 105,795,160.71
  5. Step 5: Solve for x
    x = 105,795,160.71/11,801.18
  6. Step 6: Final answer
    x = 8,964.80

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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.