Home / 3,660.21-5,491.13-1,063.35

Finding the Fourth Proportional to 3,660.21, 5,491.13 and 1,063.35

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Solution

The fourth proportional to 3,660.21, 5,491.13 and 1,063.35 is: 1,595.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,660.21 : 5,491.13 = 1,063.35 : x
  2. Step 2: Convert to fraction form
    3,660.21/5,491.13 = 1,063.35/x
  3. Step 3: Cross multiply
    3,660.21x = 5,491.13 × 1,063.35
  4. Step 4: Simplify right side
    3,660.21x = 5,838,987.77
  5. Step 5: Solve for x
    x = 5,838,987.77/3,660.21
  6. Step 6: Final answer
    x = 1,595.26

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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.