Home / 7,575.78-11,355.77-4,453.23

Finding the Fourth Proportional to 7,575.78, 11,355.77 and 4,453.23

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Solution

The fourth proportional to 7,575.78, 11,355.77 and 4,453.23 is: 6,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.78 : 11,355.77 = 4,453.23 : x
  2. Step 2: Convert to fraction form
    7,575.78/11,355.77 = 4,453.23/x
  3. Step 3: Cross multiply
    7,575.78x = 11,355.77 × 4,453.23
  4. Step 4: Simplify right side
    7,575.78x = 50,569,866.77
  5. Step 5: Solve for x
    x = 50,569,866.77/7,575.78
  6. Step 6: Final answer
    x = 6,675.20

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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.