Home / 3,809.07-5,713.47-1,176.48

Finding the Fourth Proportional to 3,809.07, 5,713.47 and 1,176.48

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Solution

The fourth proportional to 3,809.07, 5,713.47 and 1,176.48 is: 1,764.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,809.07 : 5,713.47 = 1,176.48 : x
  2. Step 2: Convert to fraction form
    3,809.07/5,713.47 = 1,176.48/x
  3. Step 3: Cross multiply
    3,809.07x = 5,713.47 × 1,176.48
  4. Step 4: Simplify right side
    3,809.07x = 6,721,783.19
  5. Step 5: Solve for x
    x = 6,721,783.19/3,809.07
  6. Step 6: Final answer
    x = 1,764.68

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1.5x scale

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.