Home / 11,110.30-16,673.55-7,829.80

Finding the Fourth Proportional to 11,110.30, 16,673.55 and 7,829.80

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Solution

The fourth proportional to 11,110.30, 16,673.55 and 7,829.80 is: 11,750.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,110.30 : 16,673.55 = 7,829.80 : x
  2. Step 2: Convert to fraction form
    11,110.30/16,673.55 = 7,829.80/x
  3. Step 3: Cross multiply
    11,110.30x = 16,673.55 × 7,829.80
  4. Step 4: Simplify right side
    11,110.30x = 130,550,561.79
  5. Step 5: Solve for x
    x = 130,550,561.79/11,110.30
  6. Step 6: Final answer
    x = 11,750.41

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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.