Home / 4,500.00-6,749.98-1,213.42

Finding the Fourth Proportional to 4,500.00, 6,749.98 and 1,213.42

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Solution

The fourth proportional to 4,500.00, 6,749.98 and 1,213.42 is: 1,820.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,500.00 : 6,749.98 = 1,213.42 : x
  2. Step 2: Convert to fraction form
    4,500.00/6,749.98 = 1,213.42/x
  3. Step 3: Cross multiply
    4,500.00x = 6,749.98 × 1,213.42
  4. Step 4: Simplify right side
    4,500.00x = 8,190,566.14
  5. Step 5: Solve for x
    x = 8,190,566.14/4,500.00
  6. Step 6: Final answer
    x = 1,820.13

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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.