Home / 4,074.85-5,623.37-2,306.45

Finding the Fourth Proportional to 4,074.85, 5,623.37 and 2,306.45

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Solution

The fourth proportional to 4,074.85, 5,623.37 and 2,306.45 is: 3,182.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.85 : 5,623.37 = 2,306.45 : x
  2. Step 2: Convert to fraction form
    4,074.85/5,623.37 = 2,306.45/x
  3. Step 3: Cross multiply
    4,074.85x = 5,623.37 × 2,306.45
  4. Step 4: Simplify right side
    4,074.85x = 12,970,021.74
  5. Step 5: Solve for x
    x = 12,970,021.74/4,074.85
  6. Step 6: Final answer
    x = 3,182.94

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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.