Home / 2,839.92-3,918.24-1,846.32

Finding the Fourth Proportional to 2,839.92, 3,918.24 and 1,846.32

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Solution

The fourth proportional to 2,839.92, 3,918.24 and 1,846.32 is: 2,547.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839.92 : 3,918.24 = 1,846.32 : x
  2. Step 2: Convert to fraction form
    2,839.92/3,918.24 = 1,846.32/x
  3. Step 3: Cross multiply
    2,839.92x = 3,918.24 × 1,846.32
  4. Step 4: Simplify right side
    2,839.92x = 7,234,324.88
  5. Step 5: Solve for x
    x = 7,234,324.88/2,839.92
  6. Step 6: Final answer
    x = 2,547.37

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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.