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Finding the Fourth Proportional to 5,299.69, 7,313.03 and 3,062.29

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Solution

The fourth proportional to 5,299.69, 7,313.03 and 3,062.29 is: 4,225.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,299.69 : 7,313.03 = 3,062.29 : x
  2. Step 2: Convert to fraction form
    5,299.69/7,313.03 = 3,062.29/x
  3. Step 3: Cross multiply
    5,299.69x = 7,313.03 × 3,062.29
  4. Step 4: Simplify right side
    5,299.69x = 22,394,627.47
  5. Step 5: Solve for x
    x = 22,394,627.47/5,299.69
  6. Step 6: Final answer
    x = 4,225.65

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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.