Home / 8,247.37-12,373.78-5,484.91

Finding the Fourth Proportional to 8,247.37, 12,373.78 and 5,484.91

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Solution

The fourth proportional to 8,247.37, 12,373.78 and 5,484.91 is: 8,229.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,247.37 : 12,373.78 = 5,484.91 : x
  2. Step 2: Convert to fraction form
    8,247.37/12,373.78 = 5,484.91/x
  3. Step 3: Cross multiply
    8,247.37x = 12,373.78 × 5,484.91
  4. Step 4: Simplify right side
    8,247.37x = 67,869,069.66
  5. Step 5: Solve for x
    x = 67,869,069.66/8,247.37
  6. Step 6: Final answer
    x = 8,229.18

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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.