Home / 8,714.24-12,025.56-6,827.72

Finding the Fourth Proportional to 8,714.24, 12,025.56 and 6,827.72

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Solution

The fourth proportional to 8,714.24, 12,025.56 and 6,827.72 is: 9,422.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,714.24 : 12,025.56 = 6,827.72 : x
  2. Step 2: Convert to fraction form
    8,714.24/12,025.56 = 6,827.72/x
  3. Step 3: Cross multiply
    8,714.24x = 12,025.56 × 6,827.72
  4. Step 4: Simplify right side
    8,714.24x = 82,107,156.52
  5. Step 5: Solve for x
    x = 82,107,156.52/8,714.24
  6. Step 6: Final answer
    x = 9,422.18

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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.