Home / 8,201.86-12,302.98-2,937.24

Finding the Fourth Proportional to 8,201.86, 12,302.98 and 2,937.24

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Solution

The fourth proportional to 8,201.86, 12,302.98 and 2,937.24 is: 4,405.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,201.86 : 12,302.98 = 2,937.24 : x
  2. Step 2: Convert to fraction form
    8,201.86/12,302.98 = 2,937.24/x
  3. Step 3: Cross multiply
    8,201.86x = 12,302.98 × 2,937.24
  4. Step 4: Simplify right side
    8,201.86x = 36,136,758.90
  5. Step 5: Solve for x
    x = 36,136,758.90/8,201.86
  6. Step 6: Final answer
    x = 4,405.92

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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.