Home / 11,801.41-16,285.32-6,495.21

Finding the Fourth Proportional to 11,801.41, 16,285.32 and 6,495.21

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Solution

The fourth proportional to 11,801.41, 16,285.32 and 6,495.21 is: 8,963.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,801.41 : 16,285.32 = 6,495.21 : x
  2. Step 2: Convert to fraction form
    11,801.41/16,285.32 = 6,495.21/x
  3. Step 3: Cross multiply
    11,801.41x = 16,285.32 × 6,495.21
  4. Step 4: Simplify right side
    11,801.41x = 105,776,491.89
  5. Step 5: Solve for x
    x = 105,776,491.89/11,801.41
  6. Step 6: Final answer
    x = 8,963.04

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Double scale
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Similar ratio
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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.