Home / 11,316.08-15,617.04-6,599.36

Finding the Fourth Proportional to 11,316.08, 15,617.04 and 6,599.36

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Solution

The fourth proportional to 11,316.08, 15,617.04 and 6,599.36 is: 9,107.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,316.08 : 15,617.04 = 6,599.36 : x
  2. Step 2: Convert to fraction form
    11,316.08/15,617.04 = 6,599.36/x
  3. Step 3: Cross multiply
    11,316.08x = 15,617.04 × 6,599.36
  4. Step 4: Simplify right side
    11,316.08x = 103,062,469.09
  5. Step 5: Solve for x
    x = 103,062,469.09/11,316.08
  6. Step 6: Final answer
    x = 9,107.61

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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.