Home / 9,455.31-14,178.85-2,879.98

Finding the Fourth Proportional to 9,455.31, 14,178.85 and 2,879.98

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Solution

The fourth proportional to 9,455.31, 14,178.85 and 2,879.98 is: 4,318.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.31 : 14,178.85 = 2,879.98 : x
  2. Step 2: Convert to fraction form
    9,455.31/14,178.85 = 2,879.98/x
  3. Step 3: Cross multiply
    9,455.31x = 14,178.85 × 2,879.98
  4. Step 4: Simplify right side
    9,455.31x = 40,834,804.42
  5. Step 5: Solve for x
    x = 40,834,804.42/9,455.31
  6. Step 6: Final answer
    x = 4,318.72

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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.