Home / 2,367.68-3,266.87-1,319.76

Finding the Fourth Proportional to 2,367.68, 3,266.87 and 1,319.76

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Solution

The fourth proportional to 2,367.68, 3,266.87 and 1,319.76 is: 1,820.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,367.68 : 3,266.87 = 1,319.76 : x
  2. Step 2: Convert to fraction form
    2,367.68/3,266.87 = 1,319.76/x
  3. Step 3: Cross multiply
    2,367.68x = 3,266.87 × 1,319.76
  4. Step 4: Simplify right side
    2,367.68x = 4,311,477.75
  5. Step 5: Solve for x
    x = 4,311,477.75/2,367.68
  6. Step 6: Final answer
    x = 1,820.98

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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.