Home / 9,535.75-13,159.43-5,286.94

Finding the Fourth Proportional to 9,535.75, 13,159.43 and 5,286.94

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Solution

The fourth proportional to 9,535.75, 13,159.43 and 5,286.94 is: 7,296.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,535.75 : 13,159.43 = 5,286.94 : x
  2. Step 2: Convert to fraction form
    9,535.75/13,159.43 = 5,286.94/x
  3. Step 3: Cross multiply
    9,535.75x = 13,159.43 × 5,286.94
  4. Step 4: Simplify right side
    9,535.75x = 69,573,090.41
  5. Step 5: Solve for x
    x = 69,573,090.41/9,535.75
  6. Step 6: Final answer
    x = 7,296.03

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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.