Home / 8,370.76-12,548.96-3,437.32

Finding the Fourth Proportional to 8,370.76, 12,548.96 and 3,437.32

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Solution

The fourth proportional to 8,370.76, 12,548.96 and 3,437.32 is: 5,153.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,370.76 : 12,548.96 = 3,437.32 : x
  2. Step 2: Convert to fraction form
    8,370.76/12,548.96 = 3,437.32/x
  3. Step 3: Cross multiply
    8,370.76x = 12,548.96 × 3,437.32
  4. Step 4: Simplify right side
    8,370.76x = 43,134,791.19
  5. Step 5: Solve for x
    x = 43,134,791.19/8,370.76
  6. Step 6: Final answer
    x = 5,153.03

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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.