Home / 6,621.44-9,931.20-4,023.68

Finding the Fourth Proportional to 6,621.44, 9,931.20 and 4,023.68

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Solution

The fourth proportional to 6,621.44, 9,931.20 and 4,023.68 is: 6,034.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,621.44 : 9,931.20 = 4,023.68 : x
  2. Step 2: Convert to fraction form
    6,621.44/9,931.20 = 4,023.68/x
  3. Step 3: Cross multiply
    6,621.44x = 9,931.20 × 4,023.68
  4. Step 4: Simplify right side
    6,621.44x = 39,959,970.82
  5. Step 5: Solve for x
    x = 39,959,970.82/6,621.44
  6. Step 6: Final answer
    x = 6,034.94

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.