Home / 8,099.64-11,173.56-4,742.52

Finding the Fourth Proportional to 8,099.64, 11,173.56 and 4,742.52

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Solution

The fourth proportional to 8,099.64, 11,173.56 and 4,742.52 is: 6,542.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,099.64 : 11,173.56 = 4,742.52 : x
  2. Step 2: Convert to fraction form
    8,099.64/11,173.56 = 4,742.52/x
  3. Step 3: Cross multiply
    8,099.64x = 11,173.56 × 4,742.52
  4. Step 4: Simplify right side
    8,099.64x = 52,990,831.77
  5. Step 5: Solve for x
    x = 52,990,831.77/8,099.64
  6. Step 6: Final answer
    x = 6,542.37

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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.