Home / 11,949.86-17,924.10-5,714.18

Finding the Fourth Proportional to 11,949.86, 17,924.10 and 5,714.18

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Solution

The fourth proportional to 11,949.86, 17,924.10 and 5,714.18 is: 8,570.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,949.86 : 17,924.10 = 5,714.18 : x
  2. Step 2: Convert to fraction form
    11,949.86/17,924.10 = 5,714.18/x
  3. Step 3: Cross multiply
    11,949.86x = 17,924.10 × 5,714.18
  4. Step 4: Simplify right side
    11,949.86x = 102,421,444.12
  5. Step 5: Solve for x
    x = 102,421,444.12/11,949.86
  6. Step 6: Final answer
    x = 8,570.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.