Home / 5,981.18-8,254.06-3,621.64

Finding the Fourth Proportional to 5,981.18, 8,254.06 and 3,621.64

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Solution

The fourth proportional to 5,981.18, 8,254.06 and 3,621.64 is: 4,997.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,981.18 : 8,254.06 = 3,621.64 : x
  2. Step 2: Convert to fraction form
    5,981.18/8,254.06 = 3,621.64/x
  3. Step 3: Cross multiply
    5,981.18x = 8,254.06 × 3,621.64
  4. Step 4: Simplify right side
    5,981.18x = 29,893,233.86
  5. Step 5: Solve for x
    x = 29,893,233.86/5,981.18
  6. Step 6: Final answer
    x = 4,997.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.