Home / 7,080.92-9,770.57-4,097.03

Finding the Fourth Proportional to 7,080.92, 9,770.57 and 4,097.03

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Solution

The fourth proportional to 7,080.92, 9,770.57 and 4,097.03 is: 5,653.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,080.92 : 9,770.57 = 4,097.03 : x
  2. Step 2: Convert to fraction form
    7,080.92/9,770.57 = 4,097.03/x
  3. Step 3: Cross multiply
    7,080.92x = 9,770.57 × 4,097.03
  4. Step 4: Simplify right side
    7,080.92x = 40,030,342.44
  5. Step 5: Solve for x
    x = 40,030,342.44/7,080.92
  6. Step 6: Final answer
    x = 5,653.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.