Home / 2,825.10-4,230.90-1,523.70

Finding the Fourth Proportional to 2,825.10, 4,230.90 and 1,523.70

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Solution

The fourth proportional to 2,825.10, 4,230.90 and 1,523.70 is: 2,281.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825.10 : 4,230.90 = 1,523.70 : x
  2. Step 2: Convert to fraction form
    2,825.10/4,230.90 = 1,523.70/x
  3. Step 3: Cross multiply
    2,825.10x = 4,230.90 × 1,523.70
  4. Step 4: Simplify right side
    2,825.10x = 6,446,622.33
  5. Step 5: Solve for x
    x = 6,446,622.33/2,825.10
  6. Step 6: Final answer
    x = 2,281.91

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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.