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Finding the Fourth Proportional to 3,574.99, 5,358.66 and 1,494.46

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Solution

The fourth proportional to 3,574.99, 5,358.66 and 1,494.46 is: 2,240.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.99 : 5,358.66 = 1,494.46 : x
  2. Step 2: Convert to fraction form
    3,574.99/5,358.66 = 1,494.46/x
  3. Step 3: Cross multiply
    3,574.99x = 5,358.66 × 1,494.46
  4. Step 4: Simplify right side
    3,574.99x = 8,008,303.02
  5. Step 5: Solve for x
    x = 8,008,303.02/3,574.99
  6. Step 6: Final answer
    x = 2,240.09

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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.