Home / 5,193.75-7,167.45-2,835.96

Finding the Fourth Proportional to 5,193.75, 7,167.45 and 2,835.96

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Solution

The fourth proportional to 5,193.75, 7,167.45 and 2,835.96 is: 3,913.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.75 : 7,167.45 = 2,835.96 : x
  2. Step 2: Convert to fraction form
    5,193.75/7,167.45 = 2,835.96/x
  3. Step 3: Cross multiply
    5,193.75x = 7,167.45 × 2,835.96
  4. Step 4: Simplify right side
    5,193.75x = 20,326,601.50
  5. Step 5: Solve for x
    x = 20,326,601.50/5,193.75
  6. Step 6: Final answer
    x = 3,913.67

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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.