Home / 2,341.62-3,511.35-1,245.69

Finding the Fourth Proportional to 2,341.62, 3,511.35 and 1,245.69

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Solution

The fourth proportional to 2,341.62, 3,511.35 and 1,245.69 is: 1,867.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,341.62 : 3,511.35 = 1,245.69 : x
  2. Step 2: Convert to fraction form
    2,341.62/3,511.35 = 1,245.69/x
  3. Step 3: Cross multiply
    2,341.62x = 3,511.35 × 1,245.69
  4. Step 4: Simplify right side
    2,341.62x = 4,374,053.58
  5. Step 5: Solve for x
    x = 4,374,053.58/2,341.62
  6. Step 6: Final answer
    x = 1,867.96

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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.