Home / 5,050.45-6,968.77-2,812.29

Finding the Fourth Proportional to 5,050.45, 6,968.77 and 2,812.29

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Solution

The fourth proportional to 5,050.45, 6,968.77 and 2,812.29 is: 3,880.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,050.45 : 6,968.77 = 2,812.29 : x
  2. Step 2: Convert to fraction form
    5,050.45/6,968.77 = 2,812.29/x
  3. Step 3: Cross multiply
    5,050.45x = 6,968.77 × 2,812.29
  4. Step 4: Simplify right side
    5,050.45x = 19,598,202.18
  5. Step 5: Solve for x
    x = 19,598,202.18/5,050.45
  6. Step 6: Final answer
    x = 3,880.49

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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.