Home / 6,907.32-10,359.24-1,976.99

Finding the Fourth Proportional to 6,907.32, 10,359.24 and 1,976.99

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Solution

The fourth proportional to 6,907.32, 10,359.24 and 1,976.99 is: 2,964.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,907.32 : 10,359.24 = 1,976.99 : x
  2. Step 2: Convert to fraction form
    6,907.32/10,359.24 = 1,976.99/x
  3. Step 3: Cross multiply
    6,907.32x = 10,359.24 × 1,976.99
  4. Step 4: Simplify right side
    6,907.32x = 20,480,062.09
  5. Step 5: Solve for x
    x = 20,480,062.09/6,907.32
  6. Step 6: Final answer
    x = 2,964.98

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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.