Home / 11,590.03-17,408.76-7,646.95

Finding the Fourth Proportional to 11,590.03, 17,408.76 and 7,646.95

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Solution

The fourth proportional to 11,590.03, 17,408.76 and 7,646.95 is: 11,486.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,590.03 : 17,408.76 = 7,646.95 : x
  2. Step 2: Convert to fraction form
    11,590.03/17,408.76 = 7,646.95/x
  3. Step 3: Cross multiply
    11,590.03x = 17,408.76 × 7,646.95
  4. Step 4: Simplify right side
    11,590.03x = 133,123,917.28
  5. Step 5: Solve for x
    x = 133,123,917.28/11,590.03
  6. Step 6: Final answer
    x = 11,486.07

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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.