Home / 8,022.48-12,031.20-2,827.14

Finding the Fourth Proportional to 8,022.48, 12,031.20 and 2,827.14

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Solution

The fourth proportional to 8,022.48, 12,031.20 and 2,827.14 is: 4,239.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,022.48 : 12,031.20 = 2,827.14 : x
  2. Step 2: Convert to fraction form
    8,022.48/12,031.20 = 2,827.14/x
  3. Step 3: Cross multiply
    8,022.48x = 12,031.20 × 2,827.14
  4. Step 4: Simplify right side
    8,022.48x = 34,013,886.77
  5. Step 5: Solve for x
    x = 34,013,886.77/8,022.48
  6. Step 6: Final answer
    x = 4,239.82

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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.