Home / 2,110.93-2,913.06-1,166.78

Finding the Fourth Proportional to 2,110.93, 2,913.06 and 1,166.78

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Solution

The fourth proportional to 2,110.93, 2,913.06 and 1,166.78 is: 1,610.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.93 : 2,913.06 = 1,166.78 : x
  2. Step 2: Convert to fraction form
    2,110.93/2,913.06 = 1,166.78/x
  3. Step 3: Cross multiply
    2,110.93x = 2,913.06 × 1,166.78
  4. Step 4: Simplify right side
    2,110.93x = 3,398,907.43
  5. Step 5: Solve for x
    x = 3,398,907.43/2,110.93
  6. Step 6: Final answer
    x = 1,610.15

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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.