Home / 11,700.54-16,146.75-6,395.36

Finding the Fourth Proportional to 11,700.54, 16,146.75 and 6,395.36

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Solution

The fourth proportional to 11,700.54, 16,146.75 and 6,395.36 is: 8,825.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,700.54 : 16,146.75 = 6,395.36 : x
  2. Step 2: Convert to fraction form
    11,700.54/16,146.75 = 6,395.36/x
  3. Step 3: Cross multiply
    11,700.54x = 16,146.75 × 6,395.36
  4. Step 4: Simplify right side
    11,700.54x = 103,264,198.35
  5. Step 5: Solve for x
    x = 103,264,198.35/11,700.54
  6. Step 6: Final answer
    x = 8,825.59

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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.