Home / 9,825.69-13,558.44-5,575.41

Finding the Fourth Proportional to 9,825.69, 13,558.44 and 5,575.41

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Solution

The fourth proportional to 9,825.69, 13,558.44 and 5,575.41 is: 7,693.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,825.69 : 13,558.44 = 5,575.41 : x
  2. Step 2: Convert to fraction form
    9,825.69/13,558.44 = 5,575.41/x
  3. Step 3: Cross multiply
    9,825.69x = 13,558.44 × 5,575.41
  4. Step 4: Simplify right side
    9,825.69x = 75,593,861.96
  5. Step 5: Solve for x
    x = 75,593,861.96/9,825.69
  6. Step 6: Final answer
    x = 7,693.49

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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.