Home / 2,188.26-3,017.39-1,626.93

Finding the Fourth Proportional to 2,188.26, 3,017.39 and 1,626.93

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Solution

The fourth proportional to 2,188.26, 3,017.39 and 1,626.93 is: 2,243.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188.26 : 3,017.39 = 1,626.93 : x
  2. Step 2: Convert to fraction form
    2,188.26/3,017.39 = 1,626.93/x
  3. Step 3: Cross multiply
    2,188.26x = 3,017.39 × 1,626.93
  4. Step 4: Simplify right side
    2,188.26x = 4,909,074.18
  5. Step 5: Solve for x
    x = 4,909,074.18/2,188.26
  6. Step 6: Final answer
    x = 2,243.37

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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.