Home / 11,189.29-15,441.62-6,153.90

Finding the Fourth Proportional to 11,189.29, 15,441.62 and 6,153.90

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Solution

The fourth proportional to 11,189.29, 15,441.62 and 6,153.90 is: 8,492.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,189.29 : 15,441.62 = 6,153.90 : x
  2. Step 2: Convert to fraction form
    11,189.29/15,441.62 = 6,153.90/x
  3. Step 3: Cross multiply
    11,189.29x = 15,441.62 × 6,153.90
  4. Step 4: Simplify right side
    11,189.29x = 95,026,185.32
  5. Step 5: Solve for x
    x = 95,026,185.32/11,189.29
  6. Step 6: Final answer
    x = 8,492.60

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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.