Home / 8,529.10-12,794.28-2,289.10

Finding the Fourth Proportional to 8,529.10, 12,794.28 and 2,289.10

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Solution

The fourth proportional to 8,529.10, 12,794.28 and 2,289.10 is: 3,433.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,529.10 : 12,794.28 = 2,289.10 : x
  2. Step 2: Convert to fraction form
    8,529.10/12,794.28 = 2,289.10/x
  3. Step 3: Cross multiply
    8,529.10x = 12,794.28 × 2,289.10
  4. Step 4: Simplify right side
    8,529.10x = 29,287,386.35
  5. Step 5: Solve for x
    x = 29,287,386.35/8,529.10
  6. Step 6: Final answer
    x = 3,433.82

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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.