Home / 9,964.10-14,947.77-3,389.60

Finding the Fourth Proportional to 9,964.10, 14,947.77 and 3,389.60

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Solution

The fourth proportional to 9,964.10, 14,947.77 and 3,389.60 is: 5,084.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,964.10 : 14,947.77 = 3,389.60 : x
  2. Step 2: Convert to fraction form
    9,964.10/14,947.77 = 3,389.60/x
  3. Step 3: Cross multiply
    9,964.10x = 14,947.77 × 3,389.60
  4. Step 4: Simplify right side
    9,964.10x = 50,666,961.19
  5. Step 5: Solve for x
    x = 50,666,961.19/9,964.10
  6. Step 6: Final answer
    x = 5,084.95

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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.