Home / 6,907.64-10,357.26-3,107.60

Finding the Fourth Proportional to 6,907.64, 10,357.26 and 3,107.60

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Solution

The fourth proportional to 6,907.64, 10,357.26 and 3,107.60 is: 4,659.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,907.64 : 10,357.26 = 3,107.60 : x
  2. Step 2: Convert to fraction form
    6,907.64/10,357.26 = 3,107.60/x
  3. Step 3: Cross multiply
    6,907.64x = 10,357.26 × 3,107.60
  4. Step 4: Simplify right side
    6,907.64x = 32,186,221.18
  5. Step 5: Solve for x
    x = 32,186,221.18/6,907.64
  6. Step 6: Final answer
    x = 4,659.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.