Home / 2,039.42-3,057.26-740.60

Finding the Fourth Proportional to 2,039.42, 3,057.26 and 740.60

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Solution

The fourth proportional to 2,039.42, 3,057.26 and 740.60 is: 1,110.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039.42 : 3,057.26 = 740.60 : x
  2. Step 2: Convert to fraction form
    2,039.42/3,057.26 = 740.60/x
  3. Step 3: Cross multiply
    2,039.42x = 3,057.26 × 740.60
  4. Step 4: Simplify right side
    2,039.42x = 2,264,206.76
  5. Step 5: Solve for x
    x = 2,264,206.76/2,039.42
  6. Step 6: Final answer
    x = 1,110.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.