Home / 7,228.07-9,976.02-4,204.13

Finding the Fourth Proportional to 7,228.07, 9,976.02 and 4,204.13

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Solution

The fourth proportional to 7,228.07, 9,976.02 and 4,204.13 is: 5,802.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,228.07 : 9,976.02 = 4,204.13 : x
  2. Step 2: Convert to fraction form
    7,228.07/9,976.02 = 4,204.13/x
  3. Step 3: Cross multiply
    7,228.07x = 9,976.02 × 4,204.13
  4. Step 4: Simplify right side
    7,228.07x = 41,940,456.73
  5. Step 5: Solve for x
    x = 41,940,456.73/7,228.07
  6. Step 6: Final answer
    x = 5,802.44

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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.