Home / 7,441.80-11,162.70-2,511.60

Finding the Fourth Proportional to 7,441.80, 11,162.70 and 2,511.60

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Solution

The fourth proportional to 7,441.80, 11,162.70 and 2,511.60 is: 3,767.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,441.80 : 11,162.70 = 2,511.60 : x
  2. Step 2: Convert to fraction form
    7,441.80/11,162.70 = 2,511.60/x
  3. Step 3: Cross multiply
    7,441.80x = 11,162.70 × 2,511.60
  4. Step 4: Simplify right side
    7,441.80x = 28,036,237.32
  5. Step 5: Solve for x
    x = 28,036,237.32/7,441.80
  6. Step 6: Final answer
    x = 3,767.40

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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.