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Finding the Fourth Proportional to 7,495.91, 10,347.86 and 4,351.49

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Solution

The fourth proportional to 7,495.91, 10,347.86 and 4,351.49 is: 6,007.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,495.91 : 10,347.86 = 4,351.49 : x
  2. Step 2: Convert to fraction form
    7,495.91/10,347.86 = 4,351.49/x
  3. Step 3: Cross multiply
    7,495.91x = 10,347.86 × 4,351.49
  4. Step 4: Simplify right side
    7,495.91x = 45,028,609.31
  5. Step 5: Solve for x
    x = 45,028,609.31/7,495.91
  6. Step 6: Final answer
    x = 6,007.09

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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.