Home / 7,033.14-9,705.84-3,889.32

Finding the Fourth Proportional to 7,033.14, 9,705.84 and 3,889.32

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Solution

The fourth proportional to 7,033.14, 9,705.84 and 3,889.32 is: 5,367.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,033.14 : 9,705.84 = 3,889.32 : x
  2. Step 2: Convert to fraction form
    7,033.14/9,705.84 = 3,889.32/x
  3. Step 3: Cross multiply
    7,033.14x = 9,705.84 × 3,889.32
  4. Step 4: Simplify right side
    7,033.14x = 37,749,117.63
  5. Step 5: Solve for x
    x = 37,749,117.63/7,033.14
  6. Step 6: Final answer
    x = 5,367.32

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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.