Home / 1,843.16-2,543.74-1,376.60

Finding the Fourth Proportional to 1,843.16, 2,543.74 and 1,376.60

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Solution

The fourth proportional to 1,843.16, 2,543.74 and 1,376.60 is: 1,899.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843.16 : 2,543.74 = 1,376.60 : x
  2. Step 2: Convert to fraction form
    1,843.16/2,543.74 = 1,376.60/x
  3. Step 3: Cross multiply
    1,843.16x = 2,543.74 × 1,376.60
  4. Step 4: Simplify right side
    1,843.16x = 3,501,712.48
  5. Step 5: Solve for x
    x = 3,501,712.48/1,843.16
  6. Step 6: Final answer
    x = 1,899.84

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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.