Home / 1,155.69-1,741.26-1,046.12

Finding the Fourth Proportional to 1,155.69, 1,741.26 and 1,046.12

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Solution

The fourth proportional to 1,155.69, 1,741.26 and 1,046.12 is: 1,576.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155.69 : 1,741.26 = 1,046.12 : x
  2. Step 2: Convert to fraction form
    1,155.69/1,741.26 = 1,046.12/x
  3. Step 3: Cross multiply
    1,155.69x = 1,741.26 × 1,046.12
  4. Step 4: Simplify right side
    1,155.69x = 1,821,558.20
  5. Step 5: Solve for x
    x = 1,821,558.20/1,155.69
  6. Step 6: Final answer
    x = 1,576.17

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.