Home / 2,085.26-2,877.46-1,201.01

Finding the Fourth Proportional to 2,085.26, 2,877.46 and 1,201.01

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Solution

The fourth proportional to 2,085.26, 2,877.46 and 1,201.01 is: 1,657.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085.26 : 2,877.46 = 1,201.01 : x
  2. Step 2: Convert to fraction form
    2,085.26/2,877.46 = 1,201.01/x
  3. Step 3: Cross multiply
    2,085.26x = 2,877.46 × 1,201.01
  4. Step 4: Simplify right side
    2,085.26x = 3,455,840.84
  5. Step 5: Solve for x
    x = 3,455,840.84/2,085.26
  6. Step 6: Final answer
    x = 1,657.27

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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.