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Finding the Fourth Proportional to 7,034.09, 9,707.39 and 4,050.39

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Solution

The fourth proportional to 7,034.09, 9,707.39 and 4,050.39 is: 5,589.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,034.09 : 9,707.39 = 4,050.39 : x
  2. Step 2: Convert to fraction form
    7,034.09/9,707.39 = 4,050.39/x
  3. Step 3: Cross multiply
    7,034.09x = 9,707.39 × 4,050.39
  4. Step 4: Simplify right side
    7,034.09x = 39,318,695.13
  5. Step 5: Solve for x
    x = 39,318,695.13/7,034.09
  6. Step 6: Final answer
    x = 5,589.74

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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.