Home / 3,248.78-4,873.44-1,057.46

Finding the Fourth Proportional to 3,248.78, 4,873.44 and 1,057.46

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Solution

The fourth proportional to 3,248.78, 4,873.44 and 1,057.46 is: 1,586.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.78 : 4,873.44 = 1,057.46 : x
  2. Step 2: Convert to fraction form
    3,248.78/4,873.44 = 1,057.46/x
  3. Step 3: Cross multiply
    3,248.78x = 4,873.44 × 1,057.46
  4. Step 4: Simplify right side
    3,248.78x = 5,153,467.86
  5. Step 5: Solve for x
    x = 5,153,467.86/3,248.78
  6. Step 6: Final answer
    x = 1,586.28

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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.