Home / 1,787.36-2,466.72-1,041.39

Finding the Fourth Proportional to 1,787.36, 2,466.72 and 1,041.39

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Solution

The fourth proportional to 1,787.36, 2,466.72 and 1,041.39 is: 1,437.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787.36 : 2,466.72 = 1,041.39 : x
  2. Step 2: Convert to fraction form
    1,787.36/2,466.72 = 1,041.39/x
  3. Step 3: Cross multiply
    1,787.36x = 2,466.72 × 1,041.39
  4. Step 4: Simplify right side
    1,787.36x = 2,568,817.54
  5. Step 5: Solve for x
    x = 2,568,817.54/1,787.36
  6. Step 6: Final answer
    x = 1,437.21

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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.