Home / 9,824.12-13,561.48-5,845.60

Finding the Fourth Proportional to 9,824.12, 13,561.48 and 5,845.60

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Solution

The fourth proportional to 9,824.12, 13,561.48 and 5,845.60 is: 8,069.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,824.12 : 13,561.48 = 5,845.60 : x
  2. Step 2: Convert to fraction form
    9,824.12/13,561.48 = 5,845.60/x
  3. Step 3: Cross multiply
    9,824.12x = 13,561.48 × 5,845.60
  4. Step 4: Simplify right side
    9,824.12x = 79,274,978.87
  5. Step 5: Solve for x
    x = 79,274,978.87/9,824.12
  6. Step 6: Final answer
    x = 8,069.42

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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.