Home / 8,838.72-12,201.03-5,480.46

Finding the Fourth Proportional to 8,838.72, 12,201.03 and 5,480.46

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Solution

The fourth proportional to 8,838.72, 12,201.03 and 5,480.46 is: 7,565.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,838.72 : 12,201.03 = 5,480.46 : x
  2. Step 2: Convert to fraction form
    8,838.72/12,201.03 = 5,480.46/x
  3. Step 3: Cross multiply
    8,838.72x = 12,201.03 × 5,480.46
  4. Step 4: Simplify right side
    8,838.72x = 66,867,256.87
  5. Step 5: Solve for x
    x = 66,867,256.87/8,838.72
  6. Step 6: Final answer
    x = 7,565.26

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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.