Home / 11,964.51-16,511.57-6,928.95

Finding the Fourth Proportional to 11,964.51, 16,511.57 and 6,928.95

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Solution

The fourth proportional to 11,964.51, 16,511.57 and 6,928.95 is: 9,562.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,964.51 : 16,511.57 = 6,928.95 : x
  2. Step 2: Convert to fraction form
    11,964.51/16,511.57 = 6,928.95/x
  3. Step 3: Cross multiply
    11,964.51x = 16,511.57 × 6,928.95
  4. Step 4: Simplify right side
    11,964.51x = 114,407,808.31
  5. Step 5: Solve for x
    x = 114,407,808.31/11,964.51
  6. Step 6: Final answer
    x = 9,562.26

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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.