Home / 4,109.48-5,668.56-2,783.48

Finding the Fourth Proportional to 4,109.48, 5,668.56 and 2,783.48

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Solution

The fourth proportional to 4,109.48, 5,668.56 and 2,783.48 is: 3,839.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.48 : 5,668.56 = 2,783.48 : x
  2. Step 2: Convert to fraction form
    4,109.48/5,668.56 = 2,783.48/x
  3. Step 3: Cross multiply
    4,109.48x = 5,668.56 × 2,783.48
  4. Step 4: Simplify right side
    4,109.48x = 15,778,323.39
  5. Step 5: Solve for x
    x = 15,778,323.39/4,109.48
  6. Step 6: Final answer
    x = 3,839.49

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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.