Home / 4,823.16-7,235.64-2,190.85

Finding the Fourth Proportional to 4,823.16, 7,235.64 and 2,190.85

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Solution

The fourth proportional to 4,823.16, 7,235.64 and 2,190.85 is: 3,286.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,823.16 : 7,235.64 = 2,190.85 : x
  2. Step 2: Convert to fraction form
    4,823.16/7,235.64 = 2,190.85/x
  3. Step 3: Cross multiply
    4,823.16x = 7,235.64 × 2,190.85
  4. Step 4: Simplify right side
    4,823.16x = 15,852,201.89
  5. Step 5: Solve for x
    x = 15,852,201.89/4,823.16
  6. Step 6: Final answer
    x = 3,286.68

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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.