Home / 8,070.39-11,138.00-4,534.83

Finding the Fourth Proportional to 8,070.39, 11,138.00 and 4,534.83

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Solution

The fourth proportional to 8,070.39, 11,138.00 and 4,534.83 is: 6,258.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,070.39 : 11,138.00 = 4,534.83 : x
  2. Step 2: Convert to fraction form
    8,070.39/11,138.00 = 4,534.83/x
  3. Step 3: Cross multiply
    8,070.39x = 11,138.00 × 4,534.83
  4. Step 4: Simplify right side
    8,070.39x = 50,508,913.87
  5. Step 5: Solve for x
    x = 50,508,913.87/8,070.39
  6. Step 6: Final answer
    x = 6,258.55

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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.