Home / 5,296.26-7,934.04-2,830.20

Finding the Fourth Proportional to 5,296.26, 7,934.04 and 2,830.20

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Solution

The fourth proportional to 5,296.26, 7,934.04 and 2,830.20 is: 4,239.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,296.26 : 7,934.04 = 2,830.20 : x
  2. Step 2: Convert to fraction form
    5,296.26/7,934.04 = 2,830.20/x
  3. Step 3: Cross multiply
    5,296.26x = 7,934.04 × 2,830.20
  4. Step 4: Simplify right side
    5,296.26x = 22,454,920.01
  5. Step 5: Solve for x
    x = 22,454,920.01/5,296.26
  6. Step 6: Final answer
    x = 4,239.77

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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.