Home / 1,171.95-1,746.66-1,162.29

Finding the Fourth Proportional to 1,171.95, 1,746.66 and 1,162.29

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Solution

The fourth proportional to 1,171.95, 1,746.66 and 1,162.29 is: 1,732.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171.95 : 1,746.66 = 1,162.29 : x
  2. Step 2: Convert to fraction form
    1,171.95/1,746.66 = 1,162.29/x
  3. Step 3: Cross multiply
    1,171.95x = 1,746.66 × 1,162.29
  4. Step 4: Simplify right side
    1,171.95x = 2,030,125.45
  5. Step 5: Solve for x
    x = 2,030,125.45/1,171.95
  6. Step 6: Final answer
    x = 1,732.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.