Home / 6,829.68-10,245.09-1,899.36

Finding the Fourth Proportional to 6,829.68, 10,245.09 and 1,899.36

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Solution

The fourth proportional to 6,829.68, 10,245.09 and 1,899.36 is: 2,849.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,829.68 : 10,245.09 = 1,899.36 : x
  2. Step 2: Convert to fraction form
    6,829.68/10,245.09 = 1,899.36/x
  3. Step 3: Cross multiply
    6,829.68x = 10,245.09 × 1,899.36
  4. Step 4: Simplify right side
    6,829.68x = 19,459,114.14
  5. Step 5: Solve for x
    x = 19,459,114.14/6,829.68
  6. Step 6: Final answer
    x = 2,849.20

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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.