Home / 8,070.96-11,138.36-4,534.68

Finding the Fourth Proportional to 8,070.96, 11,138.36 and 4,534.68

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Solution

The fourth proportional to 8,070.96, 11,138.36 and 4,534.68 is: 6,258.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,070.96 : 11,138.36 = 4,534.68 : x
  2. Step 2: Convert to fraction form
    8,070.96/11,138.36 = 4,534.68/x
  3. Step 3: Cross multiply
    8,070.96x = 11,138.36 × 4,534.68
  4. Step 4: Simplify right side
    8,070.96x = 50,508,898.32
  5. Step 5: Solve for x
    x = 50,508,898.32/8,070.96
  6. Step 6: Final answer
    x = 6,258.10

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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.