Home / 1,993.46-2,752.58-1,783.26

Finding the Fourth Proportional to 1,993.46, 2,752.58 and 1,783.26

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Solution

The fourth proportional to 1,993.46, 2,752.58 and 1,783.26 is: 2,462.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993.46 : 2,752.58 = 1,783.26 : x
  2. Step 2: Convert to fraction form
    1,993.46/2,752.58 = 1,783.26/x
  3. Step 3: Cross multiply
    1,993.46x = 2,752.58 × 1,783.26
  4. Step 4: Simplify right side
    1,993.46x = 4,908,570.27
  5. Step 5: Solve for x
    x = 4,908,570.27/1,993.46
  6. Step 6: Final answer
    x = 2,462.34

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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.