Home / 9,555.60-13,185.54-5,575.44

Finding the Fourth Proportional to 9,555.60, 13,185.54 and 5,575.44

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Solution

The fourth proportional to 9,555.60, 13,185.54 and 5,575.44 is: 7,693.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,555.60 : 13,185.54 = 5,575.44 : x
  2. Step 2: Convert to fraction form
    9,555.60/13,185.54 = 5,575.44/x
  3. Step 3: Cross multiply
    9,555.60x = 13,185.54 × 5,575.44
  4. Step 4: Simplify right side
    9,555.60x = 73,515,187.14
  5. Step 5: Solve for x
    x = 73,515,187.14/9,555.60
  6. Step 6: Final answer
    x = 7,693.41

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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.