Home / 2,045.96-2,823.39-1,161.75

Finding the Fourth Proportional to 2,045.96, 2,823.39 and 1,161.75

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Solution

The fourth proportional to 2,045.96, 2,823.39 and 1,161.75 is: 1,603.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.96 : 2,823.39 = 1,161.75 : x
  2. Step 2: Convert to fraction form
    2,045.96/2,823.39 = 1,161.75/x
  3. Step 3: Cross multiply
    2,045.96x = 2,823.39 × 1,161.75
  4. Step 4: Simplify right side
    2,045.96x = 3,280,073.33
  5. Step 5: Solve for x
    x = 3,280,073.33/2,045.96
  6. Step 6: Final answer
    x = 1,603.20

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1.5x scale

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.