Home / 10,369.41-15,515.83-6,212.35

Finding the Fourth Proportional to 10,369.41, 15,515.83 and 6,212.35

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Solution

The fourth proportional to 10,369.41, 15,515.83 and 6,212.35 is: 9,295.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369.41 : 15,515.83 = 6,212.35 : x
  2. Step 2: Convert to fraction form
    10,369.41/15,515.83 = 6,212.35/x
  3. Step 3: Cross multiply
    10,369.41x = 15,515.83 × 6,212.35
  4. Step 4: Simplify right side
    10,369.41x = 96,389,766.50
  5. Step 5: Solve for x
    x = 96,389,766.50/10,369.41
  6. Step 6: Final answer
    x = 9,295.59

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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.