Home / 2,367.80-3,267.56-1,319.84

Finding the Fourth Proportional to 2,367.80, 3,267.56 and 1,319.84

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Solution

The fourth proportional to 2,367.80, 3,267.56 and 1,319.84 is: 1,821.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,367.80 : 3,267.56 = 1,319.84 : x
  2. Step 2: Convert to fraction form
    2,367.80/3,267.56 = 1,319.84/x
  3. Step 3: Cross multiply
    2,367.80x = 3,267.56 × 1,319.84
  4. Step 4: Simplify right side
    2,367.80x = 4,312,656.39
  5. Step 5: Solve for x
    x = 4,312,656.39/2,367.80
  6. Step 6: Final answer
    x = 1,821.38

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1.5x scale

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.