Home / 2,371.48-3,554.79-1,276.36

Finding the Fourth Proportional to 2,371.48, 3,554.79 and 1,276.36

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Solution

The fourth proportional to 2,371.48, 3,554.79 and 1,276.36 is: 1,913.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.48 : 3,554.79 = 1,276.36 : x
  2. Step 2: Convert to fraction form
    2,371.48/3,554.79 = 1,276.36/x
  3. Step 3: Cross multiply
    2,371.48x = 3,554.79 × 1,276.36
  4. Step 4: Simplify right side
    2,371.48x = 4,537,178.09
  5. Step 5: Solve for x
    x = 4,537,178.09/2,371.48
  6. Step 6: Final answer
    x = 1,913.23

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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.