Home / 8,370.56-12,547.44-3,433.41

Finding the Fourth Proportional to 8,370.56, 12,547.44 and 3,433.41

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Solution

The fourth proportional to 8,370.56, 12,547.44 and 3,433.41 is: 5,146.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,370.56 : 12,547.44 = 3,433.41 : x
  2. Step 2: Convert to fraction form
    8,370.56/12,547.44 = 3,433.41/x
  3. Step 3: Cross multiply
    8,370.56x = 12,547.44 × 3,433.41
  4. Step 4: Simplify right side
    8,370.56x = 43,080,505.97
  5. Step 5: Solve for x
    x = 43,080,505.97/8,370.56
  6. Step 6: Final answer
    x = 5,146.67

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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.