Home / 11,002.42-15,181.17-6,752.98

Finding the Fourth Proportional to 11,002.42, 15,181.17 and 6,752.98

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Solution

The fourth proportional to 11,002.42, 15,181.17 and 6,752.98 is: 9,317.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,002.42 : 15,181.17 = 6,752.98 : x
  2. Step 2: Convert to fraction form
    11,002.42/15,181.17 = 6,752.98/x
  3. Step 3: Cross multiply
    11,002.42x = 15,181.17 × 6,752.98
  4. Step 4: Simplify right side
    11,002.42x = 102,518,137.39
  5. Step 5: Solve for x
    x = 102,518,137.39/11,002.42
  6. Step 6: Final answer
    x = 9,317.78

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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.