Home / 6,907.11-10,360.41-1,976.74

Finding the Fourth Proportional to 6,907.11, 10,360.41 and 1,976.74

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Solution

The fourth proportional to 6,907.11, 10,360.41 and 1,976.74 is: 2,965.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,907.11 : 10,360.41 = 1,976.74 : x
  2. Step 2: Convert to fraction form
    6,907.11/10,360.41 = 1,976.74/x
  3. Step 3: Cross multiply
    6,907.11x = 10,360.41 × 1,976.74
  4. Step 4: Simplify right side
    6,907.11x = 20,479,803.55
  5. Step 5: Solve for x
    x = 20,479,803.55/6,907.11
  6. Step 6: Final answer
    x = 2,965.03

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Double scale
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Similar ratio
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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.