Home / 8,158.73-11,258.05-4,572.86

Finding the Fourth Proportional to 8,158.73, 11,258.05 and 4,572.86

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Solution

The fourth proportional to 8,158.73, 11,258.05 and 4,572.86 is: 6,309.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158.73 : 11,258.05 = 4,572.86 : x
  2. Step 2: Convert to fraction form
    8,158.73/11,258.05 = 4,572.86/x
  3. Step 3: Cross multiply
    8,158.73x = 11,258.05 × 4,572.86
  4. Step 4: Simplify right side
    8,158.73x = 51,481,407.37
  5. Step 5: Solve for x
    x = 51,481,407.37/8,158.73
  6. Step 6: Final answer
    x = 6,309.98

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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.