Home / 8,621.58-11,897.37-4,844.28

Finding the Fourth Proportional to 8,621.58, 11,897.37 and 4,844.28

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Solution

The fourth proportional to 8,621.58, 11,897.37 and 4,844.28 is: 6,684.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,621.58 : 11,897.37 = 4,844.28 : x
  2. Step 2: Convert to fraction form
    8,621.58/11,897.37 = 4,844.28/x
  3. Step 3: Cross multiply
    8,621.58x = 11,897.37 × 4,844.28
  4. Step 4: Simplify right side
    8,621.58x = 57,634,191.54
  5. Step 5: Solve for x
    x = 57,634,191.54/8,621.58
  6. Step 6: Final answer
    x = 6,684.88

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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.