Home / 11,590.48-17,385.72-4,193.56

Finding the Fourth Proportional to 11,590.48, 17,385.72 and 4,193.56

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Solution

The fourth proportional to 11,590.48, 17,385.72 and 4,193.56 is: 6,290.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,590.48 : 17,385.72 = 4,193.56 : x
  2. Step 2: Convert to fraction form
    11,590.48/17,385.72 = 4,193.56/x
  3. Step 3: Cross multiply
    11,590.48x = 17,385.72 × 4,193.56
  4. Step 4: Simplify right side
    11,590.48x = 72,908,059.96
  5. Step 5: Solve for x
    x = 72,908,059.96/11,590.48
  6. Step 6: Final answer
    x = 6,290.34

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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.