Home / 2,367.64-3,267.36-1,319.77

Finding the Fourth Proportional to 2,367.64, 3,267.36 and 1,319.77

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Solution

The fourth proportional to 2,367.64, 3,267.36 and 1,319.77 is: 1,821.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,367.64 : 3,267.36 = 1,319.77 : x
  2. Step 2: Convert to fraction form
    2,367.64/3,267.36 = 1,319.77/x
  3. Step 3: Cross multiply
    2,367.64x = 3,267.36 × 1,319.77
  4. Step 4: Simplify right side
    2,367.64x = 4,312,140.77
  5. Step 5: Solve for x
    x = 4,312,140.77/2,367.64
  6. Step 6: Final answer
    x = 1,821.29

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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.