Home / 1,751.36-2,418.91-1,160.87

Finding the Fourth Proportional to 1,751.36, 2,418.91 and 1,160.87

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Solution

The fourth proportional to 1,751.36, 2,418.91 and 1,160.87 is: 1,603.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,751.36 : 2,418.91 = 1,160.87 : x
  2. Step 2: Convert to fraction form
    1,751.36/2,418.91 = 1,160.87/x
  3. Step 3: Cross multiply
    1,751.36x = 2,418.91 × 1,160.87
  4. Step 4: Simplify right side
    1,751.36x = 2,808,025.05
  5. Step 5: Solve for x
    x = 2,808,025.05/1,751.36
  6. Step 6: Final answer
    x = 1,603.34

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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.