Home / 5,509.53-8,243.67-3,280.22

Finding the Fourth Proportional to 5,509.53, 8,243.67 and 3,280.22

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Solution

The fourth proportional to 5,509.53, 8,243.67 and 3,280.22 is: 4,908.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.53 : 8,243.67 = 3,280.22 : x
  2. Step 2: Convert to fraction form
    5,509.53/8,243.67 = 3,280.22/x
  3. Step 3: Cross multiply
    5,509.53x = 8,243.67 × 3,280.22
  4. Step 4: Simplify right side
    5,509.53x = 27,041,009.99
  5. Step 5: Solve for x
    x = 27,041,009.99/5,509.53
  6. Step 6: Final answer
    x = 4,908.04

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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.