Home / 8,356.32-12,523.44-3,967.68

Finding the Fourth Proportional to 8,356.32, 12,523.44 and 3,967.68

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Solution

The fourth proportional to 8,356.32, 12,523.44 and 3,967.68 is: 5,946.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,356.32 : 12,523.44 = 3,967.68 : x
  2. Step 2: Convert to fraction form
    8,356.32/12,523.44 = 3,967.68/x
  3. Step 3: Cross multiply
    8,356.32x = 12,523.44 × 3,967.68
  4. Step 4: Simplify right side
    8,356.32x = 49,689,002.42
  5. Step 5: Solve for x
    x = 49,689,002.42/8,356.32
  6. Step 6: Final answer
    x = 5,946.28

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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.