Home / 3,818.24-5,725.44-1,507.84

Finding the Fourth Proportional to 3,818.24, 5,725.44 and 1,507.84

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Solution

The fourth proportional to 3,818.24, 5,725.44 and 1,507.84 is: 2,261.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818.24 : 5,725.44 = 1,507.84 : x
  2. Step 2: Convert to fraction form
    3,818.24/5,725.44 = 1,507.84/x
  3. Step 3: Cross multiply
    3,818.24x = 5,725.44 × 1,507.84
  4. Step 4: Simplify right side
    3,818.24x = 8,633,047.45
  5. Step 5: Solve for x
    x = 8,633,047.45/3,818.24
  6. Step 6: Final answer
    x = 2,261.00

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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.