Home / 11,226.51-15,492.71-6,190.92

Finding the Fourth Proportional to 11,226.51, 15,492.71 and 6,190.92

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Solution

The fourth proportional to 11,226.51, 15,492.71 and 6,190.92 is: 8,543.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,226.51 : 15,492.71 = 6,190.92 : x
  2. Step 2: Convert to fraction form
    11,226.51/15,492.71 = 6,190.92/x
  3. Step 3: Cross multiply
    11,226.51x = 15,492.71 × 6,190.92
  4. Step 4: Simplify right side
    11,226.51x = 95,914,097.24
  5. Step 5: Solve for x
    x = 95,914,097.24/11,226.51
  6. Step 6: Final answer
    x = 8,543.54

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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.