Home / 11,590.05-17,374.68-4,192.77

Finding the Fourth Proportional to 11,590.05, 17,374.68 and 4,192.77

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Solution

The fourth proportional to 11,590.05, 17,374.68 and 4,192.77 is: 6,285.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,590.05 : 17,374.68 = 4,192.77 : x
  2. Step 2: Convert to fraction form
    11,590.05/17,374.68 = 4,192.77/x
  3. Step 3: Cross multiply
    11,590.05x = 17,374.68 × 4,192.77
  4. Step 4: Simplify right side
    11,590.05x = 72,848,037.06
  5. Step 5: Solve for x
    x = 72,848,037.06/11,590.05
  6. Step 6: Final answer
    x = 6,285.39

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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.