Home / 5,057.40-7,586.54-1,359.60

Finding the Fourth Proportional to 5,057.40, 7,586.54 and 1,359.60

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Solution

The fourth proportional to 5,057.40, 7,586.54 and 1,359.60 is: 2,039.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057.40 : 7,586.54 = 1,359.60 : x
  2. Step 2: Convert to fraction form
    5,057.40/7,586.54 = 1,359.60/x
  3. Step 3: Cross multiply
    5,057.40x = 7,586.54 × 1,359.60
  4. Step 4: Simplify right side
    5,057.40x = 10,314,659.78
  5. Step 5: Solve for x
    x = 10,314,659.78/5,057.40
  6. Step 6: Final answer
    x = 2,039.52

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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.