Home / 1,571.94-2,353.19-1,077.30

Finding the Fourth Proportional to 1,571.94, 2,353.19 and 1,077.30

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Solution

The fourth proportional to 1,571.94, 2,353.19 and 1,077.30 is: 1,612.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571.94 : 2,353.19 = 1,077.30 : x
  2. Step 2: Convert to fraction form
    1,571.94/2,353.19 = 1,077.30/x
  3. Step 3: Cross multiply
    1,571.94x = 2,353.19 × 1,077.30
  4. Step 4: Simplify right side
    1,571.94x = 2,535,086.20
  5. Step 5: Solve for x
    x = 2,535,086.20/1,571.94
  6. Step 6: Final answer
    x = 1,612.71

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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.