Home / 2,442.16-3,369.75-1,394.02

Finding the Fourth Proportional to 2,442.16, 3,369.75 and 1,394.02

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Solution

The fourth proportional to 2,442.16, 3,369.75 and 1,394.02 is: 1,923.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442.16 : 3,369.75 = 1,394.02 : x
  2. Step 2: Convert to fraction form
    2,442.16/3,369.75 = 1,394.02/x
  3. Step 3: Cross multiply
    2,442.16x = 3,369.75 × 1,394.02
  4. Step 4: Simplify right side
    2,442.16x = 4,697,498.90
  5. Step 5: Solve for x
    x = 4,697,498.90/2,442.16
  6. Step 6: Final answer
    x = 1,923.50

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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.