Home / 5,554.37-7,665.23-3,317.96

Finding the Fourth Proportional to 5,554.37, 7,665.23 and 3,317.96

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Solution

The fourth proportional to 5,554.37, 7,665.23 and 3,317.96 is: 4,578.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,554.37 : 7,665.23 = 3,317.96 : x
  2. Step 2: Convert to fraction form
    5,554.37/7,665.23 = 3,317.96/x
  3. Step 3: Cross multiply
    5,554.37x = 7,665.23 × 3,317.96
  4. Step 4: Simplify right side
    5,554.37x = 25,432,953.99
  5. Step 5: Solve for x
    x = 25,432,953.99/5,554.37
  6. Step 6: Final answer
    x = 4,578.91

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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.