Home / 6,370.53-9,557.42-1,988.03

Finding the Fourth Proportional to 6,370.53, 9,557.42 and 1,988.03

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Solution

The fourth proportional to 6,370.53, 9,557.42 and 1,988.03 is: 2,982.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,370.53 : 9,557.42 = 1,988.03 : x
  2. Step 2: Convert to fraction form
    6,370.53/9,557.42 = 1,988.03/x
  3. Step 3: Cross multiply
    6,370.53x = 9,557.42 × 1,988.03
  4. Step 4: Simplify right side
    6,370.53x = 19,000,379.96
  5. Step 5: Solve for x
    x = 19,000,379.96/6,370.53
  6. Step 6: Final answer
    x = 2,982.54

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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.