Home / 8,491.37-11,717.22-4,714.44

Finding the Fourth Proportional to 8,491.37, 11,717.22 and 4,714.44

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Solution

The fourth proportional to 8,491.37, 11,717.22 and 4,714.44 is: 6,505.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,491.37 : 11,717.22 = 4,714.44 : x
  2. Step 2: Convert to fraction form
    8,491.37/11,717.22 = 4,714.44/x
  3. Step 3: Cross multiply
    8,491.37x = 11,717.22 × 4,714.44
  4. Step 4: Simplify right side
    8,491.37x = 55,240,130.66
  5. Step 5: Solve for x
    x = 55,240,130.66/8,491.37
  6. Step 6: Final answer
    x = 6,505.44

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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.