Home / 8,549.72-12,816.38-2,702.23

Finding the Fourth Proportional to 8,549.72, 12,816.38 and 2,702.23

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Solution

The fourth proportional to 8,549.72, 12,816.38 and 2,702.23 is: 4,050.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,549.72 : 12,816.38 = 2,702.23 : x
  2. Step 2: Convert to fraction form
    8,549.72/12,816.38 = 2,702.23/x
  3. Step 3: Cross multiply
    8,549.72x = 12,816.38 × 2,702.23
  4. Step 4: Simplify right side
    8,549.72x = 34,632,760.98
  5. Step 5: Solve for x
    x = 34,632,760.98/8,549.72
  6. Step 6: Final answer
    x = 4,050.75

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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.