Home / 2,586.09-3,559.23-1,995.60

Finding the Fourth Proportional to 2,586.09, 3,559.23 and 1,995.60

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Solution

The fourth proportional to 2,586.09, 3,559.23 and 1,995.60 is: 2,746.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586.09 : 3,559.23 = 1,995.60 : x
  2. Step 2: Convert to fraction form
    2,586.09/3,559.23 = 1,995.60/x
  3. Step 3: Cross multiply
    2,586.09x = 3,559.23 × 1,995.60
  4. Step 4: Simplify right side
    2,586.09x = 7,102,799.39
  5. Step 5: Solve for x
    x = 7,102,799.39/2,586.09
  6. Step 6: Final answer
    x = 2,746.54

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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.