Home / 2,698.18-4,047.86-1,054.73

Finding the Fourth Proportional to 2,698.18, 4,047.86 and 1,054.73

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Solution

The fourth proportional to 2,698.18, 4,047.86 and 1,054.73 is: 1,582.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698.18 : 4,047.86 = 1,054.73 : x
  2. Step 2: Convert to fraction form
    2,698.18/4,047.86 = 1,054.73/x
  3. Step 3: Cross multiply
    2,698.18x = 4,047.86 × 1,054.73
  4. Step 4: Simplify right side
    2,698.18x = 4,269,412.13
  5. Step 5: Solve for x
    x = 4,269,412.13/2,698.18
  6. Step 6: Final answer
    x = 1,582.33

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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.