Home / 5,971.46-8,240.23-3,318.71

Finding the Fourth Proportional to 5,971.46, 8,240.23 and 3,318.71

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Solution

The fourth proportional to 5,971.46, 8,240.23 and 3,318.71 is: 4,579.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,971.46 : 8,240.23 = 3,318.71 : x
  2. Step 2: Convert to fraction form
    5,971.46/8,240.23 = 3,318.71/x
  3. Step 3: Cross multiply
    5,971.46x = 8,240.23 × 3,318.71
  4. Step 4: Simplify right side
    5,971.46x = 27,346,896.65
  5. Step 5: Solve for x
    x = 27,346,896.65/5,971.46
  6. Step 6: Final answer
    x = 4,579.60

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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.