Home / 6,893.20-10,339.74-1,699.12

Finding the Fourth Proportional to 6,893.20, 10,339.74 and 1,699.12

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Solution

The fourth proportional to 6,893.20, 10,339.74 and 1,699.12 is: 2,548.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,893.20 : 10,339.74 = 1,699.12 : x
  2. Step 2: Convert to fraction form
    6,893.20/10,339.74 = 1,699.12/x
  3. Step 3: Cross multiply
    6,893.20x = 10,339.74 × 1,699.12
  4. Step 4: Simplify right side
    6,893.20x = 17,568,459.03
  5. Step 5: Solve for x
    x = 17,568,459.03/6,893.20
  6. Step 6: Final answer
    x = 2,548.67

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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.