Home / 11,866.08-17,800.32-4,073.84

Finding the Fourth Proportional to 11,866.08, 17,800.32 and 4,073.84

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Solution

The fourth proportional to 11,866.08, 17,800.32 and 4,073.84 is: 6,111.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,866.08 : 17,800.32 = 4,073.84 : x
  2. Step 2: Convert to fraction form
    11,866.08/17,800.32 = 4,073.84/x
  3. Step 3: Cross multiply
    11,866.08x = 17,800.32 × 4,073.84
  4. Step 4: Simplify right side
    11,866.08x = 72,515,655.63
  5. Step 5: Solve for x
    x = 72,515,655.63/11,866.08
  6. Step 6: Final answer
    x = 6,111.17

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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.