Home / 8,119.47-11,204.33-4,582.20

Finding the Fourth Proportional to 8,119.47, 11,204.33 and 4,582.20

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Solution

The fourth proportional to 8,119.47, 11,204.33 and 4,582.20 is: 6,323.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,119.47 : 11,204.33 = 4,582.20 : x
  2. Step 2: Convert to fraction form
    8,119.47/11,204.33 = 4,582.20/x
  3. Step 3: Cross multiply
    8,119.47x = 11,204.33 × 4,582.20
  4. Step 4: Simplify right side
    8,119.47x = 51,340,436.36
  5. Step 5: Solve for x
    x = 51,340,436.36/8,119.47
  6. Step 6: Final answer
    x = 6,323.13

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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.