Home / 3,660.69-5,491.34-1,063.63

Finding the Fourth Proportional to 3,660.69, 5,491.34 and 1,063.63

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Solution

The fourth proportional to 3,660.69, 5,491.34 and 1,063.63 is: 1,595.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,660.69 : 5,491.34 = 1,063.63 : x
  2. Step 2: Convert to fraction form
    3,660.69/5,491.34 = 1,063.63/x
  3. Step 3: Cross multiply
    3,660.69x = 5,491.34 × 1,063.63
  4. Step 4: Simplify right side
    3,660.69x = 5,840,721.19
  5. Step 5: Solve for x
    x = 5,840,721.19/3,660.69
  6. Step 6: Final answer
    x = 1,595.52

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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.