Home / 11,125.25-15,352.86-6,933.50

Finding the Fourth Proportional to 11,125.25, 15,352.86 and 6,933.50

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Solution

The fourth proportional to 11,125.25, 15,352.86 and 6,933.50 is: 9,568.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,125.25 : 15,352.86 = 6,933.50 : x
  2. Step 2: Convert to fraction form
    11,125.25/15,352.86 = 6,933.50/x
  3. Step 3: Cross multiply
    11,125.25x = 15,352.86 × 6,933.50
  4. Step 4: Simplify right side
    11,125.25x = 106,449,054.81
  5. Step 5: Solve for x
    x = 106,449,054.81/11,125.25
  6. Step 6: Final answer
    x = 9,568.24

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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.