Home / 8,300.39-11,454.83-4,523.87

Finding the Fourth Proportional to 8,300.39, 11,454.83 and 4,523.87

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Solution

The fourth proportional to 8,300.39, 11,454.83 and 4,523.87 is: 6,243.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,300.39 : 11,454.83 = 4,523.87 : x
  2. Step 2: Convert to fraction form
    8,300.39/11,454.83 = 4,523.87/x
  3. Step 3: Cross multiply
    8,300.39x = 11,454.83 × 4,523.87
  4. Step 4: Simplify right side
    8,300.39x = 51,820,201.74
  5. Step 5: Solve for x
    x = 51,820,201.74/8,300.39
  6. Step 6: Final answer
    x = 6,243.10

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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.