Home / 2,556.06-3,528.56-1,717.35

Finding the Fourth Proportional to 2,556.06, 3,528.56 and 1,717.35

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Solution

The fourth proportional to 2,556.06, 3,528.56 and 1,717.35 is: 2,370.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,556.06 : 3,528.56 = 1,717.35 : x
  2. Step 2: Convert to fraction form
    2,556.06/3,528.56 = 1,717.35/x
  3. Step 3: Cross multiply
    2,556.06x = 3,528.56 × 1,717.35
  4. Step 4: Simplify right side
    2,556.06x = 6,059,763.93
  5. Step 5: Solve for x
    x = 6,059,763.93/2,556.06
  6. Step 6: Final answer
    x = 2,370.75

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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.