Home / 4,500.48-6,745.76-3,039.20

Finding the Fourth Proportional to 4,500.48, 6,745.76 and 3,039.20

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Solution

The fourth proportional to 4,500.48, 6,745.76 and 3,039.20 is: 4,555.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,500.48 : 6,745.76 = 3,039.20 : x
  2. Step 2: Convert to fraction form
    4,500.48/6,745.76 = 3,039.20/x
  3. Step 3: Cross multiply
    4,500.48x = 6,745.76 × 3,039.20
  4. Step 4: Simplify right side
    4,500.48x = 20,501,713.79
  5. Step 5: Solve for x
    x = 20,501,713.79/4,500.48
  6. Step 6: Final answer
    x = 4,555.45

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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.