Home / 6,622.80-9,924.85-4,765.15

Finding the Fourth Proportional to 6,622.80, 9,924.85 and 4,765.15

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Solution

The fourth proportional to 6,622.80, 9,924.85 and 4,765.15 is: 7,141.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,622.80 : 9,924.85 = 4,765.15 : x
  2. Step 2: Convert to fraction form
    6,622.80/9,924.85 = 4,765.15/x
  3. Step 3: Cross multiply
    6,622.80x = 9,924.85 × 4,765.15
  4. Step 4: Simplify right side
    6,622.80x = 47,293,398.98
  5. Step 5: Solve for x
    x = 47,293,398.98/6,622.80
  6. Step 6: Final answer
    x = 7,141.00

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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.