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Finding the Fourth Proportional to 11,041.88, 15,234.08 and 7,498.94

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Solution

The fourth proportional to 11,041.88, 15,234.08 and 7,498.94 is: 10,346.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,041.88 : 15,234.08 = 7,498.94 : x
  2. Step 2: Convert to fraction form
    11,041.88/15,234.08 = 7,498.94/x
  3. Step 3: Cross multiply
    11,041.88x = 15,234.08 × 7,498.94
  4. Step 4: Simplify right side
    11,041.88x = 114,239,451.88
  5. Step 5: Solve for x
    x = 114,239,451.88/11,041.88
  6. Step 6: Final answer
    x = 10,346.01

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Half scale
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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.