Home / 7,434.27-10,255.57-4,449.33

Finding the Fourth Proportional to 7,434.27, 10,255.57 and 4,449.33

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Solution

The fourth proportional to 7,434.27, 10,255.57 and 4,449.33 is: 6,137.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.27 : 10,255.57 = 4,449.33 : x
  2. Step 2: Convert to fraction form
    7,434.27/10,255.57 = 4,449.33/x
  3. Step 3: Cross multiply
    7,434.27x = 10,255.57 × 4,449.33
  4. Step 4: Simplify right side
    7,434.27x = 45,630,404.14
  5. Step 5: Solve for x
    x = 45,630,404.14/7,434.27
  6. Step 6: Final answer
    x = 6,137.85

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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.