Home / 11,590.36-17,386.98-4,193.88

Finding the Fourth Proportional to 11,590.36, 17,386.98 and 4,193.88

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Solution

The fourth proportional to 11,590.36, 17,386.98 and 4,193.88 is: 6,291.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,590.36 : 17,386.98 = 4,193.88 : x
  2. Step 2: Convert to fraction form
    11,590.36/17,386.98 = 4,193.88/x
  3. Step 3: Cross multiply
    11,590.36x = 17,386.98 × 4,193.88
  4. Step 4: Simplify right side
    11,590.36x = 72,918,907.68
  5. Step 5: Solve for x
    x = 72,918,907.68/11,590.36
  6. Step 6: Final answer
    x = 6,291.34

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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.