Home / 2,927.28-4,039.64-1,600.99

Finding the Fourth Proportional to 2,927.28, 4,039.64 and 1,600.99

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Solution

The fourth proportional to 2,927.28, 4,039.64 and 1,600.99 is: 2,209.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.28 : 4,039.64 = 1,600.99 : x
  2. Step 2: Convert to fraction form
    2,927.28/4,039.64 = 1,600.99/x
  3. Step 3: Cross multiply
    2,927.28x = 4,039.64 × 1,600.99
  4. Step 4: Simplify right side
    2,927.28x = 6,467,426.29
  5. Step 5: Solve for x
    x = 6,467,426.29/2,927.28
  6. Step 6: Final answer
    x = 2,209.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.