Home / 5,533.80-8,290.08-3,679.32

Finding the Fourth Proportional to 5,533.80, 8,290.08 and 3,679.32

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Solution

The fourth proportional to 5,533.80, 8,290.08 and 3,679.32 is: 5,511.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,533.80 : 8,290.08 = 3,679.32 : x
  2. Step 2: Convert to fraction form
    5,533.80/8,290.08 = 3,679.32/x
  3. Step 3: Cross multiply
    5,533.80x = 8,290.08 × 3,679.32
  4. Step 4: Simplify right side
    5,533.80x = 30,501,857.15
  5. Step 5: Solve for x
    x = 30,501,857.15/5,533.80
  6. Step 6: Final answer
    x = 5,511.92

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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.