Home / 3,145.14-4,717.68-1,064.52

Finding the Fourth Proportional to 3,145.14, 4,717.68 and 1,064.52

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Solution

The fourth proportional to 3,145.14, 4,717.68 and 1,064.52 is: 1,596.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145.14 : 4,717.68 = 1,064.52 : x
  2. Step 2: Convert to fraction form
    3,145.14/4,717.68 = 1,064.52/x
  3. Step 3: Cross multiply
    3,145.14x = 4,717.68 × 1,064.52
  4. Step 4: Simplify right side
    3,145.14x = 5,022,064.71
  5. Step 5: Solve for x
    x = 5,022,064.71/3,145.14
  6. Step 6: Final answer
    x = 1,596.77

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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.