Home / 11,341.13-15,650.75-6,625.44

Finding the Fourth Proportional to 11,341.13, 15,650.75 and 6,625.44

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Solution

The fourth proportional to 11,341.13, 15,650.75 and 6,625.44 is: 9,143.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,341.13 : 15,650.75 = 6,625.44 : x
  2. Step 2: Convert to fraction form
    11,341.13/15,650.75 = 6,625.44/x
  3. Step 3: Cross multiply
    11,341.13x = 15,650.75 × 6,625.44
  4. Step 4: Simplify right side
    11,341.13x = 103,693,121.64
  5. Step 5: Solve for x
    x = 103,693,121.64/11,341.13
  6. Step 6: Final answer
    x = 9,143.11

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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.