Home / 1,844.79-2,543.37-1,490.32

Finding the Fourth Proportional to 1,844.79, 2,543.37 and 1,490.32

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Solution

The fourth proportional to 1,844.79, 2,543.37 and 1,490.32 is: 2,054.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844.79 : 2,543.37 = 1,490.32 : x
  2. Step 2: Convert to fraction form
    1,844.79/2,543.37 = 1,490.32/x
  3. Step 3: Cross multiply
    1,844.79x = 2,543.37 × 1,490.32
  4. Step 4: Simplify right side
    1,844.79x = 3,790,415.01
  5. Step 5: Solve for x
    x = 3,790,415.01/1,844.79
  6. Step 6: Final answer
    x = 2,054.66

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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.