Home / 5,357.69-8,041.73-2,586.31

Finding the Fourth Proportional to 5,357.69, 8,041.73 and 2,586.31

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Solution

The fourth proportional to 5,357.69, 8,041.73 and 2,586.31 is: 3,881.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,357.69 : 8,041.73 = 2,586.31 : x
  2. Step 2: Convert to fraction form
    5,357.69/8,041.73 = 2,586.31/x
  3. Step 3: Cross multiply
    5,357.69x = 8,041.73 × 2,586.31
  4. Step 4: Simplify right side
    5,357.69x = 20,798,406.72
  5. Step 5: Solve for x
    x = 20,798,406.72/5,357.69
  6. Step 6: Final answer
    x = 3,881.97

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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.