Home / 2,442.64-3,367.56-1,813.56

Finding the Fourth Proportional to 2,442.64, 3,367.56 and 1,813.56

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Solution

The fourth proportional to 2,442.64, 3,367.56 and 1,813.56 is: 2,500.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442.64 : 3,367.56 = 1,813.56 : x
  2. Step 2: Convert to fraction form
    2,442.64/3,367.56 = 1,813.56/x
  3. Step 3: Cross multiply
    2,442.64x = 3,367.56 × 1,813.56
  4. Step 4: Simplify right side
    2,442.64x = 6,107,272.11
  5. Step 5: Solve for x
    x = 6,107,272.11/2,442.64
  6. Step 6: Final answer
    x = 2,500.28

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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.