Home / 2,039.58-2,814.55-1,155.26

Finding the Fourth Proportional to 2,039.58, 2,814.55 and 1,155.26

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Solution

The fourth proportional to 2,039.58, 2,814.55 and 1,155.26 is: 1,594.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039.58 : 2,814.55 = 1,155.26 : x
  2. Step 2: Convert to fraction form
    2,039.58/2,814.55 = 1,155.26/x
  3. Step 3: Cross multiply
    2,039.58x = 2,814.55 × 1,155.26
  4. Step 4: Simplify right side
    2,039.58x = 3,251,541.18
  5. Step 5: Solve for x
    x = 3,251,541.18/2,039.58
  6. Step 6: Final answer
    x = 1,594.22

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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.