Home / 10,379.55-15,569.23-2,983.98

Finding the Fourth Proportional to 10,379.55, 15,569.23 and 2,983.98

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Solution

The fourth proportional to 10,379.55, 15,569.23 and 2,983.98 is: 4,475.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,379.55 : 15,569.23 = 2,983.98 : x
  2. Step 2: Convert to fraction form
    10,379.55/15,569.23 = 2,983.98/x
  3. Step 3: Cross multiply
    10,379.55x = 15,569.23 × 2,983.98
  4. Step 4: Simplify right side
    10,379.55x = 46,458,270.94
  5. Step 5: Solve for x
    x = 46,458,270.94/10,379.55
  6. Step 6: Final answer
    x = 4,475.94

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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.