Home / 1,927.26-2,659.61-1,043.06

Finding the Fourth Proportional to 1,927.26, 2,659.61 and 1,043.06

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Solution

The fourth proportional to 1,927.26, 2,659.61 and 1,043.06 is: 1,439.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927.26 : 2,659.61 = 1,043.06 : x
  2. Step 2: Convert to fraction form
    1,927.26/2,659.61 = 1,043.06/x
  3. Step 3: Cross multiply
    1,927.26x = 2,659.61 × 1,043.06
  4. Step 4: Simplify right side
    1,927.26x = 2,774,114.29
  5. Step 5: Solve for x
    x = 2,774,114.29/1,927.26
  6. Step 6: Final answer
    x = 1,439.41

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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.