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Finding the Fourth Proportional to 7,034.52, 9,708.09 and 4,050.30

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Solution

The fourth proportional to 7,034.52, 9,708.09 and 4,050.30 is: 5,589.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,034.52 : 9,708.09 = 4,050.30 : x
  2. Step 2: Convert to fraction form
    7,034.52/9,708.09 = 4,050.30/x
  3. Step 3: Cross multiply
    7,034.52x = 9,708.09 × 4,050.30
  4. Step 4: Simplify right side
    7,034.52x = 39,320,676.93
  5. Step 5: Solve for x
    x = 39,320,676.93/7,034.52
  6. Step 6: Final answer
    x = 5,589.67

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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.