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Finding the Fourth Proportional to 1,304.36, 1,800.26 and 1,094.28

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Solution

The fourth proportional to 1,304.36, 1,800.26 and 1,094.28 is: 1,510.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304.36 : 1,800.26 = 1,094.28 : x
  2. Step 2: Convert to fraction form
    1,304.36/1,800.26 = 1,094.28/x
  3. Step 3: Cross multiply
    1,304.36x = 1,800.26 × 1,094.28
  4. Step 4: Simplify right side
    1,304.36x = 1,969,988.51
  5. Step 5: Solve for x
    x = 1,969,988.51/1,304.36
  6. Step 6: Final answer
    x = 1,510.31

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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.