Home / 5,080.92-7,011.82-3,065.40

Finding the Fourth Proportional to 5,080.92, 7,011.82 and 3,065.40

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Solution

The fourth proportional to 5,080.92, 7,011.82 and 3,065.40 is: 4,230.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080.92 : 7,011.82 = 3,065.40 : x
  2. Step 2: Convert to fraction form
    5,080.92/7,011.82 = 3,065.40/x
  3. Step 3: Cross multiply
    5,080.92x = 7,011.82 × 3,065.40
  4. Step 4: Simplify right side
    5,080.92x = 21,494,033.03
  5. Step 5: Solve for x
    x = 21,494,033.03/5,080.92
  6. Step 6: Final answer
    x = 4,230.34

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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.