Home / 6,081.90-9,117.78-2,574.60

Finding the Fourth Proportional to 6,081.90, 9,117.78 and 2,574.60

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Solution

The fourth proportional to 6,081.90, 9,117.78 and 2,574.60 is: 3,859.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081.90 : 9,117.78 = 2,574.60 : x
  2. Step 2: Convert to fraction form
    6,081.90/9,117.78 = 2,574.60/x
  3. Step 3: Cross multiply
    6,081.90x = 9,117.78 × 2,574.60
  4. Step 4: Simplify right side
    6,081.90x = 23,474,636.39
  5. Step 5: Solve for x
    x = 23,474,636.39/6,081.90
  6. Step 6: Final answer
    x = 3,859.75

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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.