Home / 4,890.36-7,336.74-2,290.26

Finding the Fourth Proportional to 4,890.36, 7,336.74 and 2,290.26

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Solution

The fourth proportional to 4,890.36, 7,336.74 and 2,290.26 is: 3,435.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890.36 : 7,336.74 = 2,290.26 : x
  2. Step 2: Convert to fraction form
    4,890.36/7,336.74 = 2,290.26/x
  3. Step 3: Cross multiply
    4,890.36x = 7,336.74 × 2,290.26
  4. Step 4: Simplify right side
    4,890.36x = 16,803,042.15
  5. Step 5: Solve for x
    x = 16,803,042.15/4,890.36
  6. Step 6: Final answer
    x = 3,435.95

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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.