Home / 2,367.16-3,266.60-1,319.20

Finding the Fourth Proportional to 2,367.16, 3,266.60 and 1,319.20

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Solution

The fourth proportional to 2,367.16, 3,266.60 and 1,319.20 is: 1,820.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,367.16 : 3,266.60 = 1,319.20 : x
  2. Step 2: Convert to fraction form
    2,367.16/3,266.60 = 1,319.20/x
  3. Step 3: Cross multiply
    2,367.16x = 3,266.60 × 1,319.20
  4. Step 4: Simplify right side
    2,367.16x = 4,309,298.72
  5. Step 5: Solve for x
    x = 4,309,298.72/2,367.16
  6. Step 6: Final answer
    x = 1,820.45

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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.