Home / 5,050.65-6,969.42-2,812.26

Finding the Fourth Proportional to 5,050.65, 6,969.42 and 2,812.26

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Solution

The fourth proportional to 5,050.65, 6,969.42 and 2,812.26 is: 3,880.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,050.65 : 6,969.42 = 2,812.26 : x
  2. Step 2: Convert to fraction form
    5,050.65/6,969.42 = 2,812.26/x
  3. Step 3: Cross multiply
    5,050.65x = 6,969.42 × 2,812.26
  4. Step 4: Simplify right side
    5,050.65x = 19,599,821.09
  5. Step 5: Solve for x
    x = 19,599,821.09/5,050.65
  6. Step 6: Final answer
    x = 3,880.65

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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.