Home / 2,352.75-3,245.36-1,556.07

Finding the Fourth Proportional to 2,352.75, 3,245.36 and 1,556.07

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Solution

The fourth proportional to 2,352.75, 3,245.36 and 1,556.07 is: 2,146.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,352.75 : 3,245.36 = 1,556.07 : x
  2. Step 2: Convert to fraction form
    2,352.75/3,245.36 = 1,556.07/x
  3. Step 3: Cross multiply
    2,352.75x = 3,245.36 × 1,556.07
  4. Step 4: Simplify right side
    2,352.75x = 5,050,007.34
  5. Step 5: Solve for x
    x = 5,050,007.34/2,352.75
  6. Step 6: Final answer
    x = 2,146.43

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Half scale
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Double scale
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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.