Home / 6,190.76-9,291.54-3,590.12

Finding the Fourth Proportional to 6,190.76, 9,291.54 and 3,590.12

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Solution

The fourth proportional to 6,190.76, 9,291.54 and 3,590.12 is: 5,388.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.76 : 9,291.54 = 3,590.12 : x
  2. Step 2: Convert to fraction form
    6,190.76/9,291.54 = 3,590.12/x
  3. Step 3: Cross multiply
    6,190.76x = 9,291.54 × 3,590.12
  4. Step 4: Simplify right side
    6,190.76x = 33,357,743.58
  5. Step 5: Solve for x
    x = 33,357,743.58/6,190.76
  6. Step 6: Final answer
    x = 5,388.31

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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.