Home / 5,054.24-7,579.32-2,280.80

Finding the Fourth Proportional to 5,054.24, 7,579.32 and 2,280.80

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Solution

The fourth proportional to 5,054.24, 7,579.32 and 2,280.80 is: 3,420.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054.24 : 7,579.32 = 2,280.80 : x
  2. Step 2: Convert to fraction form
    5,054.24/7,579.32 = 2,280.80/x
  3. Step 3: Cross multiply
    5,054.24x = 7,579.32 × 2,280.80
  4. Step 4: Simplify right side
    5,054.24x = 17,286,913.06
  5. Step 5: Solve for x
    x = 17,286,913.06/5,054.24
  6. Step 6: Final answer
    x = 3,420.28

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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.