Home / 3,816.16-5,725.92-1,507.36

Finding the Fourth Proportional to 3,816.16, 5,725.92 and 1,507.36

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Solution

The fourth proportional to 3,816.16, 5,725.92 and 1,507.36 is: 2,261.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816.16 : 5,725.92 = 1,507.36 : x
  2. Step 2: Convert to fraction form
    3,816.16/5,725.92 = 1,507.36/x
  3. Step 3: Cross multiply
    3,816.16x = 5,725.92 × 1,507.36
  4. Step 4: Simplify right side
    3,816.16x = 8,631,022.77
  5. Step 5: Solve for x
    x = 8,631,022.77/3,816.16
  6. Step 6: Final answer
    x = 2,261.70

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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.