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Finding the Fourth Proportional to 6,750.72, 10,126.08 and 2,134.08

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Solution

The fourth proportional to 6,750.72, 10,126.08 and 2,134.08 is: 3,201.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,750.72 : 10,126.08 = 2,134.08 : x
  2. Step 2: Convert to fraction form
    6,750.72/10,126.08 = 2,134.08/x
  3. Step 3: Cross multiply
    6,750.72x = 10,126.08 × 2,134.08
  4. Step 4: Simplify right side
    6,750.72x = 21,609,864.81
  5. Step 5: Solve for x
    x = 21,609,864.81/6,750.72
  6. Step 6: Final answer
    x = 3,201.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.