Home / 3,816.19-5,726.45-1,624.69

Finding the Fourth Proportional to 3,816.19, 5,726.45 and 1,624.69

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Solution

The fourth proportional to 3,816.19, 5,726.45 and 1,624.69 is: 2,437.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816.19 : 5,726.45 = 1,624.69 : x
  2. Step 2: Convert to fraction form
    3,816.19/5,726.45 = 1,624.69/x
  3. Step 3: Cross multiply
    3,816.19x = 5,726.45 × 1,624.69
  4. Step 4: Simplify right side
    3,816.19x = 9,303,706.05
  5. Step 5: Solve for x
    x = 9,303,706.05/3,816.19
  6. Step 6: Final answer
    x = 2,437.96

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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.