Home / 11,333.98-15,636.42-6,553.05

Finding the Fourth Proportional to 11,333.98, 15,636.42 and 6,553.05

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Solution

The fourth proportional to 11,333.98, 15,636.42 and 6,553.05 is: 9,040.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,333.98 : 15,636.42 = 6,553.05 : x
  2. Step 2: Convert to fraction form
    11,333.98/15,636.42 = 6,553.05/x
  3. Step 3: Cross multiply
    11,333.98x = 15,636.42 × 6,553.05
  4. Step 4: Simplify right side
    11,333.98x = 102,466,217.51
  5. Step 5: Solve for x
    x = 102,466,217.51/11,333.98
  6. Step 6: Final answer
    x = 9,040.62

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Double scale
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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.