Home / 8,722.06-13,084.71-4,038.98

Finding the Fourth Proportional to 8,722.06, 13,084.71 and 4,038.98

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Solution

The fourth proportional to 8,722.06, 13,084.71 and 4,038.98 is: 6,059.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,722.06 : 13,084.71 = 4,038.98 : x
  2. Step 2: Convert to fraction form
    8,722.06/13,084.71 = 4,038.98/x
  3. Step 3: Cross multiply
    8,722.06x = 13,084.71 × 4,038.98
  4. Step 4: Simplify right side
    8,722.06x = 52,848,816.57
  5. Step 5: Solve for x
    x = 52,848,816.57/8,722.06
  6. Step 6: Final answer
    x = 6,059.21

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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.