Home / 11,625.18-15,972.74-9,263.22

Finding the Fourth Proportional to 11,625.18, 15,972.74 and 9,263.22

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Solution

The fourth proportional to 11,625.18, 15,972.74 and 9,263.22 is: 12,727.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,625.18 : 15,972.74 = 9,263.22 : x
  2. Step 2: Convert to fraction form
    11,625.18/15,972.74 = 9,263.22/x
  3. Step 3: Cross multiply
    11,625.18x = 15,972.74 × 9,263.22
  4. Step 4: Simplify right side
    11,625.18x = 147,958,958.31
  5. Step 5: Solve for x
    x = 147,958,958.31/11,625.18
  6. Step 6: Final answer
    x = 12,727.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.