Home / 3,742.84-5,616.29-1,553.07

Finding the Fourth Proportional to 3,742.84, 5,616.29 and 1,553.07

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Solution

The fourth proportional to 3,742.84, 5,616.29 and 1,553.07 is: 2,330.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.84 : 5,616.29 = 1,553.07 : x
  2. Step 2: Convert to fraction form
    3,742.84/5,616.29 = 1,553.07/x
  3. Step 3: Cross multiply
    3,742.84x = 5,616.29 × 1,553.07
  4. Step 4: Simplify right side
    3,742.84x = 8,722,491.51
  5. Step 5: Solve for x
    x = 8,722,491.51/3,742.84
  6. Step 6: Final answer
    x = 2,330.45

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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.