Home / 6,450.50-8,901.70-3,799.56

Finding the Fourth Proportional to 6,450.50, 8,901.70 and 3,799.56

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Solution

The fourth proportional to 6,450.50, 8,901.70 and 3,799.56 is: 5,243.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450.50 : 8,901.70 = 3,799.56 : x
  2. Step 2: Convert to fraction form
    6,450.50/8,901.70 = 3,799.56/x
  3. Step 3: Cross multiply
    6,450.50x = 8,901.70 × 3,799.56
  4. Step 4: Simplify right side
    6,450.50x = 33,822,543.25
  5. Step 5: Solve for x
    x = 33,822,543.25/6,450.50
  6. Step 6: Final answer
    x = 5,243.40

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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.