Home / 8,071.63-11,138.81-4,534.83

Finding the Fourth Proportional to 8,071.63, 11,138.81 and 4,534.83

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Solution

The fourth proportional to 8,071.63, 11,138.81 and 4,534.83 is: 6,258.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,071.63 : 11,138.81 = 4,534.83 : x
  2. Step 2: Convert to fraction form
    8,071.63/11,138.81 = 4,534.83/x
  3. Step 3: Cross multiply
    8,071.63x = 11,138.81 × 4,534.83
  4. Step 4: Simplify right side
    8,071.63x = 50,512,587.08
  5. Step 5: Solve for x
    x = 50,512,587.08/8,071.63
  6. Step 6: Final answer
    x = 6,258.04

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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.