Home / 5,476.09-8,219.99-2,357.64

Finding the Fourth Proportional to 5,476.09, 8,219.99 and 2,357.64

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Solution

The fourth proportional to 5,476.09, 8,219.99 and 2,357.64 is: 3,538.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.09 : 8,219.99 = 2,357.64 : x
  2. Step 2: Convert to fraction form
    5,476.09/8,219.99 = 2,357.64/x
  3. Step 3: Cross multiply
    5,476.09x = 8,219.99 × 2,357.64
  4. Step 4: Simplify right side
    5,476.09x = 19,379,777.22
  5. Step 5: Solve for x
    x = 19,379,777.22/5,476.09
  6. Step 6: Final answer
    x = 3,538.98

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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.