Home / 3,623.82-5,437.28-2,455.14

Finding the Fourth Proportional to 3,623.82, 5,437.28 and 2,455.14

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Solution

The fourth proportional to 3,623.82, 5,437.28 and 2,455.14 is: 3,683.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.82 : 5,437.28 = 2,455.14 : x
  2. Step 2: Convert to fraction form
    3,623.82/5,437.28 = 2,455.14/x
  3. Step 3: Cross multiply
    3,623.82x = 5,437.28 × 2,455.14
  4. Step 4: Simplify right side
    3,623.82x = 13,349,283.62
  5. Step 5: Solve for x
    x = 13,349,283.62/3,623.82
  6. Step 6: Final answer
    x = 3,683.76

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1.5x scale

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.