Home / 6,081.27-9,122.93-1,920.30

Finding the Fourth Proportional to 6,081.27, 9,122.93 and 1,920.30

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Solution

The fourth proportional to 6,081.27, 9,122.93 and 1,920.30 is: 2,880.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081.27 : 9,122.93 = 1,920.30 : x
  2. Step 2: Convert to fraction form
    6,081.27/9,122.93 = 1,920.30/x
  3. Step 3: Cross multiply
    6,081.27x = 9,122.93 × 1,920.30
  4. Step 4: Simplify right side
    6,081.27x = 17,518,752.88
  5. Step 5: Solve for x
    x = 17,518,752.88/6,081.27
  6. Step 6: Final answer
    x = 2,880.77

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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.