Home / 11,714.76-16,177.20-7,530.24

Finding the Fourth Proportional to 11,714.76, 16,177.20 and 7,530.24

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Solution

The fourth proportional to 11,714.76, 16,177.20 and 7,530.24 is: 10,398.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,714.76 : 16,177.20 = 7,530.24 : x
  2. Step 2: Convert to fraction form
    11,714.76/16,177.20 = 7,530.24/x
  3. Step 3: Cross multiply
    11,714.76x = 16,177.20 × 7,530.24
  4. Step 4: Simplify right side
    11,714.76x = 121,818,198.53
  5. Step 5: Solve for x
    x = 121,818,198.53/11,714.76
  6. Step 6: Final answer
    x = 10,398.69

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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.