Home / 7,190.20-9,922.74-4,046.68

Finding the Fourth Proportional to 7,190.20, 9,922.74 and 4,046.68

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Solution

The fourth proportional to 7,190.20, 9,922.74 and 4,046.68 is: 5,584.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,190.20 : 9,922.74 = 4,046.68 : x
  2. Step 2: Convert to fraction form
    7,190.20/9,922.74 = 4,046.68/x
  3. Step 3: Cross multiply
    7,190.20x = 9,922.74 × 4,046.68
  4. Step 4: Simplify right side
    7,190.20x = 40,154,153.50
  5. Step 5: Solve for x
    x = 40,154,153.50/7,190.20
  6. Step 6: Final answer
    x = 5,584.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.