Home / 4,936.63-7,401.30-1,815.01

Finding the Fourth Proportional to 4,936.63, 7,401.30 and 1,815.01

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Solution

The fourth proportional to 4,936.63, 7,401.30 and 1,815.01 is: 2,721.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,936.63 : 7,401.30 = 1,815.01 : x
  2. Step 2: Convert to fraction form
    4,936.63/7,401.30 = 1,815.01/x
  3. Step 3: Cross multiply
    4,936.63x = 7,401.30 × 1,815.01
  4. Step 4: Simplify right side
    4,936.63x = 13,433,433.51
  5. Step 5: Solve for x
    x = 13,433,433.51/4,936.63
  6. Step 6: Final answer
    x = 2,721.17

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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.