Home / 6,598.20-9,105.54-4,921.09

Finding the Fourth Proportional to 6,598.20, 9,105.54 and 4,921.09

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Solution

The fourth proportional to 6,598.20, 9,105.54 and 4,921.09 is: 6,791.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,598.20 : 9,105.54 = 4,921.09 : x
  2. Step 2: Convert to fraction form
    6,598.20/9,105.54 = 4,921.09/x
  3. Step 3: Cross multiply
    6,598.20x = 9,105.54 × 4,921.09
  4. Step 4: Simplify right side
    6,598.20x = 44,809,181.84
  5. Step 5: Solve for x
    x = 44,809,181.84/6,598.20
  6. Step 6: Final answer
    x = 6,791.12

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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.