Home / 9,591.21-13,236.23-5,284.48

Finding the Fourth Proportional to 9,591.21, 13,236.23 and 5,284.48

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Solution

The fourth proportional to 9,591.21, 13,236.23 and 5,284.48 is: 7,292.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,591.21 : 13,236.23 = 5,284.48 : x
  2. Step 2: Convert to fraction form
    9,591.21/13,236.23 = 5,284.48/x
  3. Step 3: Cross multiply
    9,591.21x = 13,236.23 × 5,284.48
  4. Step 4: Simplify right side
    9,591.21x = 69,946,657.19
  5. Step 5: Solve for x
    x = 69,946,657.19/9,591.21
  6. Step 6: Final answer
    x = 7,292.78

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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.