Home / 4,689.09-7,033.64-1,226.34

Finding the Fourth Proportional to 4,689.09, 7,033.64 and 1,226.34

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Solution

The fourth proportional to 4,689.09, 7,033.64 and 1,226.34 is: 1,839.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,689.09 : 7,033.64 = 1,226.34 : x
  2. Step 2: Convert to fraction form
    4,689.09/7,033.64 = 1,226.34/x
  3. Step 3: Cross multiply
    4,689.09x = 7,033.64 × 1,226.34
  4. Step 4: Simplify right side
    4,689.09x = 8,625,627.95
  5. Step 5: Solve for x
    x = 8,625,627.95/4,689.09
  6. Step 6: Final answer
    x = 1,839.51

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Double scale
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Similar ratio
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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.