Home / 9,386.55-14,083.70-4,118.81

Finding the Fourth Proportional to 9,386.55, 14,083.70 and 4,118.81

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Solution

The fourth proportional to 9,386.55, 14,083.70 and 4,118.81 is: 6,179.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,386.55 : 14,083.70 = 4,118.81 : x
  2. Step 2: Convert to fraction form
    9,386.55/14,083.70 = 4,118.81/x
  3. Step 3: Cross multiply
    9,386.55x = 14,083.70 × 4,118.81
  4. Step 4: Simplify right side
    9,386.55x = 58,007,993.38
  5. Step 5: Solve for x
    x = 58,007,993.38/9,386.55
  6. Step 6: Final answer
    x = 6,179.91

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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.