Home / 8,158.44-11,258.55-4,622.34

Finding the Fourth Proportional to 8,158.44, 11,258.55 and 4,622.34

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Solution

The fourth proportional to 8,158.44, 11,258.55 and 4,622.34 is: 6,378.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158.44 : 11,258.55 = 4,622.34 : x
  2. Step 2: Convert to fraction form
    8,158.44/11,258.55 = 4,622.34/x
  3. Step 3: Cross multiply
    8,158.44x = 11,258.55 × 4,622.34
  4. Step 4: Simplify right side
    8,158.44x = 52,040,846.01
  5. Step 5: Solve for x
    x = 52,040,846.01/8,158.44
  6. Step 6: Final answer
    x = 6,378.77

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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.