Home / 5,660.63-8,491.41-1,765.04

Finding the Fourth Proportional to 5,660.63, 8,491.41 and 1,765.04

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Solution

The fourth proportional to 5,660.63, 8,491.41 and 1,765.04 is: 2,647.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,660.63 : 8,491.41 = 1,765.04 : x
  2. Step 2: Convert to fraction form
    5,660.63/8,491.41 = 1,765.04/x
  3. Step 3: Cross multiply
    5,660.63x = 8,491.41 × 1,765.04
  4. Step 4: Simplify right side
    5,660.63x = 14,987,635.85
  5. Step 5: Solve for x
    x = 14,987,635.85/5,660.63
  6. Step 6: Final answer
    x = 2,647.70

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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.