Home / 7,636.48-11,458.40-4,173.64

Finding the Fourth Proportional to 7,636.48, 11,458.40 and 4,173.64

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Solution

The fourth proportional to 7,636.48, 11,458.40 and 4,173.64 is: 6,262.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,636.48 : 11,458.40 = 4,173.64 : x
  2. Step 2: Convert to fraction form
    7,636.48/11,458.40 = 4,173.64/x
  3. Step 3: Cross multiply
    7,636.48x = 11,458.40 × 4,173.64
  4. Step 4: Simplify right side
    7,636.48x = 47,823,236.58
  5. Step 5: Solve for x
    x = 47,823,236.58/7,636.48
  6. Step 6: Final answer
    x = 6,262.47

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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.