Home / 8,119.32-11,204.28-4,582.86

Finding the Fourth Proportional to 8,119.32, 11,204.28 and 4,582.86

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Solution

The fourth proportional to 8,119.32, 11,204.28 and 4,582.86 is: 6,324.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,119.32 : 11,204.28 = 4,582.86 : x
  2. Step 2: Convert to fraction form
    8,119.32/11,204.28 = 4,582.86/x
  3. Step 3: Cross multiply
    8,119.32x = 11,204.28 × 4,582.86
  4. Step 4: Simplify right side
    8,119.32x = 51,347,646.64
  5. Step 5: Solve for x
    x = 51,347,646.64/8,119.32
  6. Step 6: Final answer
    x = 6,324.13

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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.