Home / 3,570.84-5,356.53-1,231.02

Finding the Fourth Proportional to 3,570.84, 5,356.53 and 1,231.02

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Solution

The fourth proportional to 3,570.84, 5,356.53 and 1,231.02 is: 1,846.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570.84 : 5,356.53 = 1,231.02 : x
  2. Step 2: Convert to fraction form
    3,570.84/5,356.53 = 1,231.02/x
  3. Step 3: Cross multiply
    3,570.84x = 5,356.53 × 1,231.02
  4. Step 4: Simplify right side
    3,570.84x = 6,593,995.56
  5. Step 5: Solve for x
    x = 6,593,995.56/3,570.84
  6. Step 6: Final answer
    x = 1,846.62

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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.