Home / 11,778.03-16,254.59-6,743.83

Finding the Fourth Proportional to 11,778.03, 16,254.59 and 6,743.83

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Solution

The fourth proportional to 11,778.03, 16,254.59 and 6,743.83 is: 9,307.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,778.03 : 16,254.59 = 6,743.83 : x
  2. Step 2: Convert to fraction form
    11,778.03/16,254.59 = 6,743.83/x
  3. Step 3: Cross multiply
    11,778.03x = 16,254.59 × 6,743.83
  4. Step 4: Simplify right side
    11,778.03x = 109,618,157.96
  5. Step 5: Solve for x
    x = 109,618,157.96/11,778.03
  6. Step 6: Final answer
    x = 9,307.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.