Home / 3,816.63-5,724-1,625.13

Finding the Fourth Proportional to 3,816.63, 5,724 and 1,625.13

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Solution

The fourth proportional to 3,816.63, 5,724 and 1,625.13 is: 2,437.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816.63 : 5,724 = 1,625.13 : x
  2. Step 2: Convert to fraction form
    3,816.63/5,724 = 1,625.13/x
  3. Step 3: Cross multiply
    3,816.63x = 5,724 × 1,625.13
  4. Step 4: Simplify right side
    3,816.63x = 9,302,244.12
  5. Step 5: Solve for x
    x = 9,302,244.12/3,816.63
  6. Step 6: Final answer
    x = 2,437.29

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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.