Home / 11,603.36-16,000.53-6,886.73

Finding the Fourth Proportional to 11,603.36, 16,000.53 and 6,886.73

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Solution

The fourth proportional to 11,603.36, 16,000.53 and 6,886.73 is: 9,496.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,603.36 : 16,000.53 = 6,886.73 : x
  2. Step 2: Convert to fraction form
    11,603.36/16,000.53 = 6,886.73/x
  3. Step 3: Cross multiply
    11,603.36x = 16,000.53 × 6,886.73
  4. Step 4: Simplify right side
    11,603.36x = 110,191,329.97
  5. Step 5: Solve for x
    x = 110,191,329.97/11,603.36
  6. Step 6: Final answer
    x = 9,496.50

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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.