Home / 1,506.33-2,080.49-1,331.37

Finding the Fourth Proportional to 1,506.33, 2,080.49 and 1,331.37

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Solution

The fourth proportional to 1,506.33, 2,080.49 and 1,331.37 is: 1,838.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506.33 : 2,080.49 = 1,331.37 : x
  2. Step 2: Convert to fraction form
    1,506.33/2,080.49 = 1,331.37/x
  3. Step 3: Cross multiply
    1,506.33x = 2,080.49 × 1,331.37
  4. Step 4: Simplify right side
    1,506.33x = 2,769,895.31
  5. Step 5: Solve for x
    x = 2,769,895.31/1,506.33
  6. Step 6: Final answer
    x = 1,838.84

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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.