Home / 5,589.79-8,386.14-2,470.48

Finding the Fourth Proportional to 5,589.79, 8,386.14 and 2,470.48

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Solution

The fourth proportional to 5,589.79, 8,386.14 and 2,470.48 is: 3,706.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.79 : 8,386.14 = 2,470.48 : x
  2. Step 2: Convert to fraction form
    5,589.79/8,386.14 = 2,470.48/x
  3. Step 3: Cross multiply
    5,589.79x = 8,386.14 × 2,470.48
  4. Step 4: Simplify right side
    5,589.79x = 20,717,784.97
  5. Step 5: Solve for x
    x = 20,717,784.97/5,589.79
  6. Step 6: Final answer
    x = 3,706.36

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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.