Home / 5,074.45-6,987.16-4,441.43

Finding the Fourth Proportional to 5,074.45, 6,987.16 and 4,441.43

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Solution

The fourth proportional to 5,074.45, 6,987.16 and 4,441.43 is: 6,115.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.45 : 6,987.16 = 4,441.43 : x
  2. Step 2: Convert to fraction form
    5,074.45/6,987.16 = 4,441.43/x
  3. Step 3: Cross multiply
    5,074.45x = 6,987.16 × 4,441.43
  4. Step 4: Simplify right side
    5,074.45x = 31,033,005.06
  5. Step 5: Solve for x
    x = 31,033,005.06/5,074.45
  6. Step 6: Final answer
    x = 6,115.54

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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.