Home / 2,903.69-4,356.29-1,260.56

Finding the Fourth Proportional to 2,903.69, 4,356.29 and 1,260.56

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Solution

The fourth proportional to 2,903.69, 4,356.29 and 1,260.56 is: 1,891.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.69 : 4,356.29 = 1,260.56 : x
  2. Step 2: Convert to fraction form
    2,903.69/4,356.29 = 1,260.56/x
  3. Step 3: Cross multiply
    2,903.69x = 4,356.29 × 1,260.56
  4. Step 4: Simplify right side
    2,903.69x = 5,491,346.29
  5. Step 5: Solve for x
    x = 5,491,346.29/2,903.69
  6. Step 6: Final answer
    x = 1,891.16

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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.