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Finding the Fourth Proportional to 3,349.91, 5,022.81 and 1,500.68

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Solution

The fourth proportional to 3,349.91, 5,022.81 and 1,500.68 is: 2,250.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.91 : 5,022.81 = 1,500.68 : x
  2. Step 2: Convert to fraction form
    3,349.91/5,022.81 = 1,500.68/x
  3. Step 3: Cross multiply
    3,349.91x = 5,022.81 × 1,500.68
  4. Step 4: Simplify right side
    3,349.91x = 7,537,605.40
  5. Step 5: Solve for x
    x = 7,537,605.40/3,349.91
  6. Step 6: Final answer
    x = 2,250.10

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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.