Home / 11,252.89-16,870.21-4,683.99

Finding the Fourth Proportional to 11,252.89, 16,870.21 and 4,683.99

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Solution

The fourth proportional to 11,252.89, 16,870.21 and 4,683.99 is: 7,022.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,252.89 : 16,870.21 = 4,683.99 : x
  2. Step 2: Convert to fraction form
    11,252.89/16,870.21 = 4,683.99/x
  3. Step 3: Cross multiply
    11,252.89x = 16,870.21 × 4,683.99
  4. Step 4: Simplify right side
    11,252.89x = 79,019,946.49
  5. Step 5: Solve for x
    x = 79,019,946.49/11,252.89
  6. Step 6: Final answer
    x = 7,022.19

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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.