Home / 8,563.36-11,816.88-4,837.60

Finding the Fourth Proportional to 8,563.36, 11,816.88 and 4,837.60

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Solution

The fourth proportional to 8,563.36, 11,816.88 and 4,837.60 is: 6,675.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,563.36 : 11,816.88 = 4,837.60 : x
  2. Step 2: Convert to fraction form
    8,563.36/11,816.88 = 4,837.60/x
  3. Step 3: Cross multiply
    8,563.36x = 11,816.88 × 4,837.60
  4. Step 4: Simplify right side
    8,563.36x = 57,165,338.69
  5. Step 5: Solve for x
    x = 57,165,338.69/8,563.36
  6. Step 6: Final answer
    x = 6,675.57

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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.