Home / 11,663.16-17,499.88-6,115.18

Finding the Fourth Proportional to 11,663.16, 17,499.88 and 6,115.18

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Solution

The fourth proportional to 11,663.16, 17,499.88 and 6,115.18 is: 9,175.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,663.16 : 17,499.88 = 6,115.18 : x
  2. Step 2: Convert to fraction form
    11,663.16/17,499.88 = 6,115.18/x
  3. Step 3: Cross multiply
    11,663.16x = 17,499.88 × 6,115.18
  4. Step 4: Simplify right side
    11,663.16x = 107,014,916.18
  5. Step 5: Solve for x
    x = 107,014,916.18/11,663.16
  6. Step 6: Final answer
    x = 9,175.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.