Home / 11,700.93-16,146.72-6,395.75

Finding the Fourth Proportional to 11,700.93, 16,146.72 and 6,395.75

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Solution

The fourth proportional to 11,700.93, 16,146.72 and 6,395.75 is: 8,825.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,700.93 : 16,146.72 = 6,395.75 : x
  2. Step 2: Convert to fraction form
    11,700.93/16,146.72 = 6,395.75/x
  3. Step 3: Cross multiply
    11,700.93x = 16,146.72 × 6,395.75
  4. Step 4: Simplify right side
    11,700.93x = 103,270,384.44
  5. Step 5: Solve for x
    x = 103,270,384.44/11,700.93
  6. Step 6: Final answer
    x = 8,825.83

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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.