Home / 11,189.48-15,441.66-6,153.92

Finding the Fourth Proportional to 11,189.48, 15,441.66 and 6,153.92

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Solution

The fourth proportional to 11,189.48, 15,441.66 and 6,153.92 is: 8,492.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,189.48 : 15,441.66 = 6,153.92 : x
  2. Step 2: Convert to fraction form
    11,189.48/15,441.66 = 6,153.92/x
  3. Step 3: Cross multiply
    11,189.48x = 15,441.66 × 6,153.92
  4. Step 4: Simplify right side
    11,189.48x = 95,026,740.31
  5. Step 5: Solve for x
    x = 95,026,740.31/11,189.48
  6. Step 6: Final answer
    x = 8,492.51

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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.