Home / 4,511.74-6,767.10-1,225.09

Finding the Fourth Proportional to 4,511.74, 6,767.10 and 1,225.09

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Solution

The fourth proportional to 4,511.74, 6,767.10 and 1,225.09 is: 1,837.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,511.74 : 6,767.10 = 1,225.09 : x
  2. Step 2: Convert to fraction form
    4,511.74/6,767.10 = 1,225.09/x
  3. Step 3: Cross multiply
    4,511.74x = 6,767.10 × 1,225.09
  4. Step 4: Simplify right side
    4,511.74x = 8,290,306.54
  5. Step 5: Solve for x
    x = 8,290,306.54/4,511.74
  6. Step 6: Final answer
    x = 1,837.50

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Double scale
Find fourth proportional to 4,512.74, 6,768.60 and 1,226.09
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.