Home / 6,572.10-9,847.20-4,620.21

Finding the Fourth Proportional to 6,572.10, 9,847.20 and 4,620.21

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Solution

The fourth proportional to 6,572.10, 9,847.20 and 4,620.21 is: 6,922.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,572.10 : 9,847.20 = 4,620.21 : x
  2. Step 2: Convert to fraction form
    6,572.10/9,847.20 = 4,620.21/x
  3. Step 3: Cross multiply
    6,572.10x = 9,847.20 × 4,620.21
  4. Step 4: Simplify right side
    6,572.10x = 45,496,131.91
  5. Step 5: Solve for x
    x = 45,496,131.91/6,572.10
  6. Step 6: Final answer
    x = 6,922.62

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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.