Home / 7,885.67-11,829.58-3,503.03

Finding the Fourth Proportional to 7,885.67, 11,829.58 and 3,503.03

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Solution

The fourth proportional to 7,885.67, 11,829.58 and 3,503.03 is: 5,255.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,885.67 : 11,829.58 = 3,503.03 : x
  2. Step 2: Convert to fraction form
    7,885.67/11,829.58 = 3,503.03/x
  3. Step 3: Cross multiply
    7,885.67x = 11,829.58 × 3,503.03
  4. Step 4: Simplify right side
    7,885.67x = 41,439,305.72
  5. Step 5: Solve for x
    x = 41,439,305.72/7,885.67
  6. Step 6: Final answer
    x = 5,255.02

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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.