Home / 2,837.04-4,255.29-889.26

Finding the Fourth Proportional to 2,837.04, 4,255.29 and 889.26

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Solution

The fourth proportional to 2,837.04, 4,255.29 and 889.26 is: 1,333.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.04 : 4,255.29 = 889.26 : x
  2. Step 2: Convert to fraction form
    2,837.04/4,255.29 = 889.26/x
  3. Step 3: Cross multiply
    2,837.04x = 4,255.29 × 889.26
  4. Step 4: Simplify right side
    2,837.04x = 3,784,059.19
  5. Step 5: Solve for x
    x = 3,784,059.19/2,837.04
  6. Step 6: Final answer
    x = 1,333.81

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1.5x scale

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.