Home / 7,255.40-10,014.03-4,423.73

Finding the Fourth Proportional to 7,255.40, 10,014.03 and 4,423.73

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Solution

The fourth proportional to 7,255.40, 10,014.03 and 4,423.73 is: 6,105.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255.40 : 10,014.03 = 4,423.73 : x
  2. Step 2: Convert to fraction form
    7,255.40/10,014.03 = 4,423.73/x
  3. Step 3: Cross multiply
    7,255.40x = 10,014.03 × 4,423.73
  4. Step 4: Simplify right side
    7,255.40x = 44,299,314.86
  5. Step 5: Solve for x
    x = 44,299,314.86/7,255.40
  6. Step 6: Final answer
    x = 6,105.71

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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.