Home / 3,749.50-5,623.32-1,556.12

Finding the Fourth Proportional to 3,749.50, 5,623.32 and 1,556.12

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Solution

The fourth proportional to 3,749.50, 5,623.32 and 1,556.12 is: 2,333.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.50 : 5,623.32 = 1,556.12 : x
  2. Step 2: Convert to fraction form
    3,749.50/5,623.32 = 1,556.12/x
  3. Step 3: Cross multiply
    3,749.50x = 5,623.32 × 1,556.12
  4. Step 4: Simplify right side
    3,749.50x = 8,750,560.72
  5. Step 5: Solve for x
    x = 8,750,560.72/3,749.50
  6. Step 6: Final answer
    x = 2,333.80

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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.