Home / 1,943.01-2,907.49-1,672.36

Finding the Fourth Proportional to 1,943.01, 2,907.49 and 1,672.36

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Solution

The fourth proportional to 1,943.01, 2,907.49 and 1,672.36 is: 2,502.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943.01 : 2,907.49 = 1,672.36 : x
  2. Step 2: Convert to fraction form
    1,943.01/2,907.49 = 1,672.36/x
  3. Step 3: Cross multiply
    1,943.01x = 2,907.49 × 1,672.36
  4. Step 4: Simplify right side
    1,943.01x = 4,862,369.98
  5. Step 5: Solve for x
    x = 4,862,369.98/1,943.01
  6. Step 6: Final answer
    x = 2,502.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.