Home / 2,442.68-3,370.89-1,394.75

Finding the Fourth Proportional to 2,442.68, 3,370.89 and 1,394.75

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Solution

The fourth proportional to 2,442.68, 3,370.89 and 1,394.75 is: 1,924.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442.68 : 3,370.89 = 1,394.75 : x
  2. Step 2: Convert to fraction form
    2,442.68/3,370.89 = 1,394.75/x
  3. Step 3: Cross multiply
    2,442.68x = 3,370.89 × 1,394.75
  4. Step 4: Simplify right side
    2,442.68x = 4,701,525.00
  5. Step 5: Solve for x
    x = 4,701,525.00/2,442.68
  6. Step 6: Final answer
    x = 1,924.74

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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.