Home / 11,895.36-16,367.40-9,763.08

Finding the Fourth Proportional to 11,895.36, 16,367.40 and 9,763.08

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Solution

The fourth proportional to 11,895.36, 16,367.40 and 9,763.08 is: 13,433.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,895.36 : 16,367.40 = 9,763.08 : x
  2. Step 2: Convert to fraction form
    11,895.36/16,367.40 = 9,763.08/x
  3. Step 3: Cross multiply
    11,895.36x = 16,367.40 × 9,763.08
  4. Step 4: Simplify right side
    11,895.36x = 159,796,235.59
  5. Step 5: Solve for x
    x = 159,796,235.59/11,895.36
  6. Step 6: Final answer
    x = 13,433.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.