Home / 5,318.26-7,979.12-2,544.58

Finding the Fourth Proportional to 5,318.26, 7,979.12 and 2,544.58

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Solution

The fourth proportional to 5,318.26, 7,979.12 and 2,544.58 is: 3,817.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318.26 : 7,979.12 = 2,544.58 : x
  2. Step 2: Convert to fraction form
    5,318.26/7,979.12 = 2,544.58/x
  3. Step 3: Cross multiply
    5,318.26x = 7,979.12 × 2,544.58
  4. Step 4: Simplify right side
    5,318.26x = 20,303,509.17
  5. Step 5: Solve for x
    x = 20,303,509.17/5,318.26
  6. Step 6: Final answer
    x = 3,817.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.