Home / 4,321.70-6,482.55-4,132.10

Finding the Fourth Proportional to 4,321.70, 6,482.55 and 4,132.10

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Solution

The fourth proportional to 4,321.70, 6,482.55 and 4,132.10 is: 6,198.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.70 : 6,482.55 = 4,132.10 : x
  2. Step 2: Convert to fraction form
    4,321.70/6,482.55 = 4,132.10/x
  3. Step 3: Cross multiply
    4,321.70x = 6,482.55 × 4,132.10
  4. Step 4: Simplify right side
    4,321.70x = 26,786,544.86
  5. Step 5: Solve for x
    x = 26,786,544.86/4,321.70
  6. Step 6: Final answer
    x = 6,198.15

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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.