Home / 3,505.28-4,837.08-2,012.96

Finding the Fourth Proportional to 3,505.28, 4,837.08 and 2,012.96

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Solution

The fourth proportional to 3,505.28, 4,837.08 and 2,012.96 is: 2,777.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.28 : 4,837.08 = 2,012.96 : x
  2. Step 2: Convert to fraction form
    3,505.28/4,837.08 = 2,012.96/x
  3. Step 3: Cross multiply
    3,505.28x = 4,837.08 × 2,012.96
  4. Step 4: Simplify right side
    3,505.28x = 9,736,848.56
  5. Step 5: Solve for x
    x = 9,736,848.56/3,505.28
  6. Step 6: Final answer
    x = 2,777.77

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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.