Home / 11,102.74-16,623.12-7,585.32

Finding the Fourth Proportional to 11,102.74, 16,623.12 and 7,585.32

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Solution

The fourth proportional to 11,102.74, 16,623.12 and 7,585.32 is: 11,356.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,102.74 : 16,623.12 = 7,585.32 : x
  2. Step 2: Convert to fraction form
    11,102.74/16,623.12 = 7,585.32/x
  3. Step 3: Cross multiply
    11,102.74x = 16,623.12 × 7,585.32
  4. Step 4: Simplify right side
    11,102.74x = 126,091,684.60
  5. Step 5: Solve for x
    x = 126,091,684.60/11,102.74
  6. Step 6: Final answer
    x = 11,356.81

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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.