Home / 2,669.07-3,683.34-1,490.25

Finding the Fourth Proportional to 2,669.07, 3,683.34 and 1,490.25

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Solution

The fourth proportional to 2,669.07, 3,683.34 and 1,490.25 is: 2,056.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669.07 : 3,683.34 = 1,490.25 : x
  2. Step 2: Convert to fraction form
    2,669.07/3,683.34 = 1,490.25/x
  3. Step 3: Cross multiply
    2,669.07x = 3,683.34 × 1,490.25
  4. Step 4: Simplify right side
    2,669.07x = 5,489,097.44
  5. Step 5: Solve for x
    x = 5,489,097.44/2,669.07
  6. Step 6: Final answer
    x = 2,056.56

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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.