Home / 2,110.16-3,160.55-1,698.26

Finding the Fourth Proportional to 2,110.16, 3,160.55 and 1,698.26

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Solution

The fourth proportional to 2,110.16, 3,160.55 and 1,698.26 is: 2,543.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.16 : 3,160.55 = 1,698.26 : x
  2. Step 2: Convert to fraction form
    2,110.16/3,160.55 = 1,698.26/x
  3. Step 3: Cross multiply
    2,110.16x = 3,160.55 × 1,698.26
  4. Step 4: Simplify right side
    2,110.16x = 5,367,424.09
  5. Step 5: Solve for x
    x = 5,367,424.09/2,110.16
  6. Step 6: Final answer
    x = 2,543.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.