Home / 3,475.91-4,800.97-2,530.21

Finding the Fourth Proportional to 3,475.91, 4,800.97 and 2,530.21

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Solution

The fourth proportional to 3,475.91, 4,800.97 and 2,530.21 is: 3,494.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475.91 : 4,800.97 = 2,530.21 : x
  2. Step 2: Convert to fraction form
    3,475.91/4,800.97 = 2,530.21/x
  3. Step 3: Cross multiply
    3,475.91x = 4,800.97 × 2,530.21
  4. Step 4: Simplify right side
    3,475.91x = 12,147,438.30
  5. Step 5: Solve for x
    x = 12,147,438.30/3,475.91
  6. Step 6: Final answer
    x = 3,494.75

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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.