Home / 11,830.70-16,326.85-6,525.85

Finding the Fourth Proportional to 11,830.70, 16,326.85 and 6,525.85

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Solution

The fourth proportional to 11,830.70, 16,326.85 and 6,525.85 is: 9,005.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,830.70 : 16,326.85 = 6,525.85 : x
  2. Step 2: Convert to fraction form
    11,830.70/16,326.85 = 6,525.85/x
  3. Step 3: Cross multiply
    11,830.70x = 16,326.85 × 6,525.85
  4. Step 4: Simplify right side
    11,830.70x = 106,546,574.07
  5. Step 5: Solve for x
    x = 106,546,574.07/11,830.70
  6. Step 6: Final answer
    x = 9,005.94

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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.