Home / 4,079.75-5,630.54-2,423.75

Finding the Fourth Proportional to 4,079.75, 5,630.54 and 2,423.75

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Solution

The fourth proportional to 4,079.75, 5,630.54 and 2,423.75 is: 3,345.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.75 : 5,630.54 = 2,423.75 : x
  2. Step 2: Convert to fraction form
    4,079.75/5,630.54 = 2,423.75/x
  3. Step 3: Cross multiply
    4,079.75x = 5,630.54 × 2,423.75
  4. Step 4: Simplify right side
    4,079.75x = 13,647,021.33
  5. Step 5: Solve for x
    x = 13,647,021.33/4,079.75
  6. Step 6: Final answer
    x = 3,345.06

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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.