Home / 1,710.42-2,571.36-1,349.56

Finding the Fourth Proportional to 1,710.42, 2,571.36 and 1,349.56

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Solution

The fourth proportional to 1,710.42, 2,571.36 and 1,349.56 is: 2,028.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710.42 : 2,571.36 = 1,349.56 : x
  2. Step 2: Convert to fraction form
    1,710.42/2,571.36 = 1,349.56/x
  3. Step 3: Cross multiply
    1,710.42x = 2,571.36 × 1,349.56
  4. Step 4: Simplify right side
    1,710.42x = 3,470,204.60
  5. Step 5: Solve for x
    x = 3,470,204.60/1,710.42
  6. Step 6: Final answer
    x = 2,028.87

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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.