Home / 4,912.02-7,356.64-2,826.86

Finding the Fourth Proportional to 4,912.02, 7,356.64 and 2,826.86

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Solution

The fourth proportional to 4,912.02, 7,356.64 and 2,826.86 is: 4,233.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912.02 : 7,356.64 = 2,826.86 : x
  2. Step 2: Convert to fraction form
    4,912.02/7,356.64 = 2,826.86/x
  3. Step 3: Cross multiply
    4,912.02x = 7,356.64 × 2,826.86
  4. Step 4: Simplify right side
    4,912.02x = 20,796,191.35
  5. Step 5: Solve for x
    x = 20,796,191.35/4,912.02
  6. Step 6: Final answer
    x = 4,233.74

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1.5x scale

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.