Home / 5,358.89-8,038.03-1,610.59

Finding the Fourth Proportional to 5,358.89, 8,038.03 and 1,610.59

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Solution

The fourth proportional to 5,358.89, 8,038.03 and 1,610.59 is: 2,415.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358.89 : 8,038.03 = 1,610.59 : x
  2. Step 2: Convert to fraction form
    5,358.89/8,038.03 = 1,610.59/x
  3. Step 3: Cross multiply
    5,358.89x = 8,038.03 × 1,610.59
  4. Step 4: Simplify right side
    5,358.89x = 12,945,976.76
  5. Step 5: Solve for x
    x = 12,945,976.76/5,358.89
  6. Step 6: Final answer
    x = 2,415.79

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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.