Home / 8,969.20-13,447.72-4,583.05

Finding the Fourth Proportional to 8,969.20, 13,447.72 and 4,583.05

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Solution

The fourth proportional to 8,969.20, 13,447.72 and 4,583.05 is: 6,871.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,969.20 : 13,447.72 = 4,583.05 : x
  2. Step 2: Convert to fraction form
    8,969.20/13,447.72 = 4,583.05/x
  3. Step 3: Cross multiply
    8,969.20x = 13,447.72 × 4,583.05
  4. Step 4: Simplify right side
    8,969.20x = 61,631,573.15
  5. Step 5: Solve for x
    x = 61,631,573.15/8,969.20
  6. Step 6: Final answer
    x = 6,871.47

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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.