Home / 11,907.02-16,431.99-6,601.93

Finding the Fourth Proportional to 11,907.02, 16,431.99 and 6,601.93

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Solution

The fourth proportional to 11,907.02, 16,431.99 and 6,601.93 is: 9,110.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,907.02 : 16,431.99 = 6,601.93 : x
  2. Step 2: Convert to fraction form
    11,907.02/16,431.99 = 6,601.93/x
  3. Step 3: Cross multiply
    11,907.02x = 16,431.99 × 6,601.93
  4. Step 4: Simplify right side
    11,907.02x = 108,482,847.74
  5. Step 5: Solve for x
    x = 108,482,847.74/11,907.02
  6. Step 6: Final answer
    x = 9,110.83

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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.