Home / 6,604.86-9,114.79-3,620.63

Finding the Fourth Proportional to 6,604.86, 9,114.79 and 3,620.63

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Solution

The fourth proportional to 6,604.86, 9,114.79 and 3,620.63 is: 4,996.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.86 : 9,114.79 = 3,620.63 : x
  2. Step 2: Convert to fraction form
    6,604.86/9,114.79 = 3,620.63/x
  3. Step 3: Cross multiply
    6,604.86x = 9,114.79 × 3,620.63
  4. Step 4: Simplify right side
    6,604.86x = 33,001,282.12
  5. Step 5: Solve for x
    x = 33,001,282.12/6,604.86
  6. Step 6: Final answer
    x = 4,996.52

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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.