Home / 9,553.52-13,183.80-5,574.32

Finding the Fourth Proportional to 9,553.52, 13,183.80 and 5,574.32

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Solution

The fourth proportional to 9,553.52, 13,183.80 and 5,574.32 is: 7,692.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,553.52 : 13,183.80 = 5,574.32 : x
  2. Step 2: Convert to fraction form
    9,553.52/13,183.80 = 5,574.32/x
  3. Step 3: Cross multiply
    9,553.52x = 13,183.80 × 5,574.32
  4. Step 4: Simplify right side
    9,553.52x = 73,490,720.02
  5. Step 5: Solve for x
    x = 73,490,720.02/9,553.52
  6. Step 6: Final answer
    x = 7,692.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.