Home / 5,970.83-8,238.83-3,318.23

Finding the Fourth Proportional to 5,970.83, 8,238.83 and 3,318.23

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Solution

The fourth proportional to 5,970.83, 8,238.83 and 3,318.23 is: 4,578.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970.83 : 8,238.83 = 3,318.23 : x
  2. Step 2: Convert to fraction form
    5,970.83/8,238.83 = 3,318.23/x
  3. Step 3: Cross multiply
    5,970.83x = 8,238.83 × 3,318.23
  4. Step 4: Simplify right side
    5,970.83x = 27,338,316.28
  5. Step 5: Solve for x
    x = 27,338,316.28/5,970.83
  6. Step 6: Final answer
    x = 4,578.65

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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.