Home / 4,213.58-6,344.88-3,125.66

Finding the Fourth Proportional to 4,213.58, 6,344.88 and 3,125.66

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Solution

The fourth proportional to 4,213.58, 6,344.88 and 3,125.66 is: 4,706.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.58 : 6,344.88 = 3,125.66 : x
  2. Step 2: Convert to fraction form
    4,213.58/6,344.88 = 3,125.66/x
  3. Step 3: Cross multiply
    4,213.58x = 6,344.88 × 3,125.66
  4. Step 4: Simplify right side
    4,213.58x = 19,831,937.62
  5. Step 5: Solve for x
    x = 19,831,937.62/4,213.58
  6. Step 6: Final answer
    x = 4,706.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.