Home / 6,867.42-10,302.96-2,918.85

Finding the Fourth Proportional to 6,867.42, 10,302.96 and 2,918.85

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Solution

The fourth proportional to 6,867.42, 10,302.96 and 2,918.85 is: 4,379.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,867.42 : 10,302.96 = 2,918.85 : x
  2. Step 2: Convert to fraction form
    6,867.42/10,302.96 = 2,918.85/x
  3. Step 3: Cross multiply
    6,867.42x = 10,302.96 × 2,918.85
  4. Step 4: Simplify right side
    6,867.42x = 30,072,794.80
  5. Step 5: Solve for x
    x = 30,072,794.80/6,867.42
  6. Step 6: Final answer
    x = 4,379.05

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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.