Home / 7,050.83-9,729.64-3,863.62

Finding the Fourth Proportional to 7,050.83, 9,729.64 and 3,863.62

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Solution

The fourth proportional to 7,050.83, 9,729.64 and 3,863.62 is: 5,331.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050.83 : 9,729.64 = 3,863.62 : x
  2. Step 2: Convert to fraction form
    7,050.83/9,729.64 = 3,863.62/x
  3. Step 3: Cross multiply
    7,050.83x = 9,729.64 × 3,863.62
  4. Step 4: Simplify right side
    7,050.83x = 37,591,572.23
  5. Step 5: Solve for x
    x = 37,591,572.23/7,050.83
  6. Step 6: Final answer
    x = 5,331.51

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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.