Home / 4,258.80-6,376.05-4,137.30

Finding the Fourth Proportional to 4,258.80, 6,376.05 and 4,137.30

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Solution

The fourth proportional to 4,258.80, 6,376.05 and 4,137.30 is: 6,194.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258.80 : 6,376.05 = 4,137.30 : x
  2. Step 2: Convert to fraction form
    4,258.80/6,376.05 = 4,137.30/x
  3. Step 3: Cross multiply
    4,258.80x = 6,376.05 × 4,137.30
  4. Step 4: Simplify right side
    4,258.80x = 26,379,631.67
  5. Step 5: Solve for x
    x = 26,379,631.67/4,258.80
  6. Step 6: Final answer
    x = 6,194.15

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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.