Home / 6,080.86-9,119.97-1,920.34

Finding the Fourth Proportional to 6,080.86, 9,119.97 and 1,920.34

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Solution

The fourth proportional to 6,080.86, 9,119.97 and 1,920.34 is: 2,880.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,080.86 : 9,119.97 = 1,920.34 : x
  2. Step 2: Convert to fraction form
    6,080.86/9,119.97 = 1,920.34/x
  3. Step 3: Cross multiply
    6,080.86x = 9,119.97 × 1,920.34
  4. Step 4: Simplify right side
    6,080.86x = 17,513,443.19
  5. Step 5: Solve for x
    x = 17,513,443.19/6,080.86
  6. Step 6: Final answer
    x = 2,880.09

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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.