Home / 3,637.81-5,456.72-2,903.95

Finding the Fourth Proportional to 3,637.81, 5,456.72 and 2,903.95

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Solution

The fourth proportional to 3,637.81, 5,456.72 and 2,903.95 is: 4,355.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637.81 : 5,456.72 = 2,903.95 : x
  2. Step 2: Convert to fraction form
    3,637.81/5,456.72 = 2,903.95/x
  3. Step 3: Cross multiply
    3,637.81x = 5,456.72 × 2,903.95
  4. Step 4: Simplify right side
    3,637.81x = 15,846,039.79
  5. Step 5: Solve for x
    x = 15,846,039.79/3,637.81
  6. Step 6: Final answer
    x = 4,355.93

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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.