Home / 5,244.13-7,859.31-2,315.98

Finding the Fourth Proportional to 5,244.13, 7,859.31 and 2,315.98

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Solution

The fourth proportional to 5,244.13, 7,859.31 and 2,315.98 is: 3,470.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.13 : 7,859.31 = 2,315.98 : x
  2. Step 2: Convert to fraction form
    5,244.13/7,859.31 = 2,315.98/x
  3. Step 3: Cross multiply
    5,244.13x = 7,859.31 × 2,315.98
  4. Step 4: Simplify right side
    5,244.13x = 18,202,004.77
  5. Step 5: Solve for x
    x = 18,202,004.77/5,244.13
  6. Step 6: Final answer
    x = 3,470.93

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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.