Home / 5,479.74-8,211.80-4,241.34

Finding the Fourth Proportional to 5,479.74, 8,211.80 and 4,241.34

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Solution

The fourth proportional to 5,479.74, 8,211.80 and 4,241.34 is: 6,355.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,479.74 : 8,211.80 = 4,241.34 : x
  2. Step 2: Convert to fraction form
    5,479.74/8,211.80 = 4,241.34/x
  3. Step 3: Cross multiply
    5,479.74x = 8,211.80 × 4,241.34
  4. Step 4: Simplify right side
    5,479.74x = 34,829,014.61
  5. Step 5: Solve for x
    x = 34,829,014.61/5,479.74
  6. Step 6: Final answer
    x = 6,355.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.