Home / 1,787.05-2,466.75-1,041.31

Finding the Fourth Proportional to 1,787.05, 2,466.75 and 1,041.31

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Solution

The fourth proportional to 1,787.05, 2,466.75 and 1,041.31 is: 1,437.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787.05 : 2,466.75 = 1,041.31 : x
  2. Step 2: Convert to fraction form
    1,787.05/2,466.75 = 1,041.31/x
  3. Step 3: Cross multiply
    1,787.05x = 2,466.75 × 1,041.31
  4. Step 4: Simplify right side
    1,787.05x = 2,568,651.44
  5. Step 5: Solve for x
    x = 2,568,651.44/1,787.05
  6. Step 6: Final answer
    x = 1,437.37

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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.