Home / 2,048.56-3,069.60-1,124.08

Finding the Fourth Proportional to 2,048.56, 3,069.60 and 1,124.08

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Solution

The fourth proportional to 2,048.56, 3,069.60 and 1,124.08 is: 1,684.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048.56 : 3,069.60 = 1,124.08 : x
  2. Step 2: Convert to fraction form
    2,048.56/3,069.60 = 1,124.08/x
  3. Step 3: Cross multiply
    2,048.56x = 3,069.60 × 1,124.08
  4. Step 4: Simplify right side
    2,048.56x = 3,450,475.97
  5. Step 5: Solve for x
    x = 3,450,475.97/2,048.56
  6. Step 6: Final answer
    x = 1,684.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.