Home / 3,570.53-5,357.90-1,723.55

Finding the Fourth Proportional to 3,570.53, 5,357.90 and 1,723.55

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Solution

The fourth proportional to 3,570.53, 5,357.90 and 1,723.55 is: 2,586.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570.53 : 5,357.90 = 1,723.55 : x
  2. Step 2: Convert to fraction form
    3,570.53/5,357.90 = 1,723.55/x
  3. Step 3: Cross multiply
    3,570.53x = 5,357.90 × 1,723.55
  4. Step 4: Simplify right side
    3,570.53x = 9,234,586.06
  5. Step 5: Solve for x
    x = 9,234,586.06/3,570.53
  6. Step 6: Final answer
    x = 2,586.34

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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.