Home / 8,744.36-13,118.36-2,900.81

Finding the Fourth Proportional to 8,744.36, 13,118.36 and 2,900.81

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Solution

The fourth proportional to 8,744.36, 13,118.36 and 2,900.81 is: 4,351.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,744.36 : 13,118.36 = 2,900.81 : x
  2. Step 2: Convert to fraction form
    8,744.36/13,118.36 = 2,900.81/x
  3. Step 3: Cross multiply
    8,744.36x = 13,118.36 × 2,900.81
  4. Step 4: Simplify right side
    8,744.36x = 38,053,888.16
  5. Step 5: Solve for x
    x = 38,053,888.16/8,744.36
  6. Step 6: Final answer
    x = 4,351.82

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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.