Home / 5,842.60-8,064.40-3,718.52

Finding the Fourth Proportional to 5,842.60, 8,064.40 and 3,718.52

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Solution

The fourth proportional to 5,842.60, 8,064.40 and 3,718.52 is: 5,132.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,842.60 : 8,064.40 = 3,718.52 : x
  2. Step 2: Convert to fraction form
    5,842.60/8,064.40 = 3,718.52/x
  3. Step 3: Cross multiply
    5,842.60x = 8,064.40 × 3,718.52
  4. Step 4: Simplify right side
    5,842.60x = 29,987,632.69
  5. Step 5: Solve for x
    x = 29,987,632.69/5,842.60
  6. Step 6: Final answer
    x = 5,132.58

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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.