Home / 6,940.18-10,407.99-2,259.09

Finding the Fourth Proportional to 6,940.18, 10,407.99 and 2,259.09

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Solution

The fourth proportional to 6,940.18, 10,407.99 and 2,259.09 is: 3,387.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,940.18 : 10,407.99 = 2,259.09 : x
  2. Step 2: Convert to fraction form
    6,940.18/10,407.99 = 2,259.09/x
  3. Step 3: Cross multiply
    6,940.18x = 10,407.99 × 2,259.09
  4. Step 4: Simplify right side
    6,940.18x = 23,512,594.60
  5. Step 5: Solve for x
    x = 23,512,594.60/6,940.18
  6. Step 6: Final answer
    x = 3,387.89

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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.