Home / 1,161.59-1,743.44-1,038.01

Finding the Fourth Proportional to 1,161.59, 1,743.44 and 1,038.01

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Solution

The fourth proportional to 1,161.59, 1,743.44 and 1,038.01 is: 1,557.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161.59 : 1,743.44 = 1,038.01 : x
  2. Step 2: Convert to fraction form
    1,161.59/1,743.44 = 1,038.01/x
  3. Step 3: Cross multiply
    1,161.59x = 1,743.44 × 1,038.01
  4. Step 4: Simplify right side
    1,161.59x = 1,809,694.25
  5. Step 5: Solve for x
    x = 1,809,694.25/1,161.59
  6. Step 6: Final answer
    x = 1,557.95

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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.