Home / 11,104.93-15,317.63-6,625.22

Finding the Fourth Proportional to 11,104.93, 15,317.63 and 6,625.22

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Solution

The fourth proportional to 11,104.93, 15,317.63 and 6,625.22 is: 9,138.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,104.93 : 15,317.63 = 6,625.22 : x
  2. Step 2: Convert to fraction form
    11,104.93/15,317.63 = 6,625.22/x
  3. Step 3: Cross multiply
    11,104.93x = 15,317.63 × 6,625.22
  4. Step 4: Simplify right side
    11,104.93x = 101,482,723.49
  5. Step 5: Solve for x
    x = 101,482,723.49/11,104.93
  6. Step 6: Final answer
    x = 9,138.53

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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.