Home / 5,530.94-7,632.72-3,173.16

Finding the Fourth Proportional to 5,530.94, 7,632.72 and 3,173.16

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Solution

The fourth proportional to 5,530.94, 7,632.72 and 3,173.16 is: 4,378.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.94 : 7,632.72 = 3,173.16 : x
  2. Step 2: Convert to fraction form
    5,530.94/7,632.72 = 3,173.16/x
  3. Step 3: Cross multiply
    5,530.94x = 7,632.72 × 3,173.16
  4. Step 4: Simplify right side
    5,530.94x = 24,219,841.80
  5. Step 5: Solve for x
    x = 24,219,841.80/5,530.94
  6. Step 6: Final answer
    x = 4,378.98

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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.