Home / 9,533.96-13,157.64-5,286.35

Finding the Fourth Proportional to 9,533.96, 13,157.64 and 5,286.35

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Solution

The fourth proportional to 9,533.96, 13,157.64 and 5,286.35 is: 7,295.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,533.96 : 13,157.64 = 5,286.35 : x
  2. Step 2: Convert to fraction form
    9,533.96/13,157.64 = 5,286.35/x
  3. Step 3: Cross multiply
    9,533.96x = 13,157.64 × 5,286.35
  4. Step 4: Simplify right side
    9,533.96x = 69,555,824.43
  5. Step 5: Solve for x
    x = 69,555,824.43/9,533.96
  6. Step 6: Final answer
    x = 7,295.59

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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.