Home / 11,588.36-17,367.96-8,307.86

Finding the Fourth Proportional to 11,588.36, 17,367.96 and 8,307.86

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Solution

The fourth proportional to 11,588.36, 17,367.96 and 8,307.86 is: 12,451.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,588.36 : 17,367.96 = 8,307.86 : x
  2. Step 2: Convert to fraction form
    11,588.36/17,367.96 = 8,307.86/x
  3. Step 3: Cross multiply
    11,588.36x = 17,367.96 × 8,307.86
  4. Step 4: Simplify right side
    11,588.36x = 144,290,580.17
  5. Step 5: Solve for x
    x = 144,290,580.17/11,588.36
  6. Step 6: Final answer
    x = 12,451.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.