Home / 2,367.13-3,551.64-1,271.20

Finding the Fourth Proportional to 2,367.13, 3,551.64 and 1,271.20

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Solution

The fourth proportional to 2,367.13, 3,551.64 and 1,271.20 is: 1,907.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,367.13 : 3,551.64 = 1,271.20 : x
  2. Step 2: Convert to fraction form
    2,367.13/3,551.64 = 1,271.20/x
  3. Step 3: Cross multiply
    2,367.13x = 3,551.64 × 1,271.20
  4. Step 4: Simplify right side
    2,367.13x = 4,514,844.77
  5. Step 5: Solve for x
    x = 4,514,844.77/2,367.13
  6. Step 6: Final answer
    x = 1,907.31

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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.