Home / 5,039.68-7,558.24-1,960

Finding the Fourth Proportional to 5,039.68, 7,558.24 and 1,960

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Solution

The fourth proportional to 5,039.68, 7,558.24 and 1,960 is: 2,939.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.68 : 7,558.24 = 1,960 : x
  2. Step 2: Convert to fraction form
    5,039.68/7,558.24 = 1,960/x
  3. Step 3: Cross multiply
    5,039.68x = 7,558.24 × 1,960
  4. Step 4: Simplify right side
    5,039.68x = 14,814,150.40
  5. Step 5: Solve for x
    x = 14,814,150.40/5,039.68
  6. Step 6: Final answer
    x = 2,939.50

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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.