Home / 6,243.14-8,615.75-3,590.07

Finding the Fourth Proportional to 6,243.14, 8,615.75 and 3,590.07

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Solution

The fourth proportional to 6,243.14, 8,615.75 and 3,590.07 is: 4,954.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,243.14 : 8,615.75 = 3,590.07 : x
  2. Step 2: Convert to fraction form
    6,243.14/8,615.75 = 3,590.07/x
  3. Step 3: Cross multiply
    6,243.14x = 8,615.75 × 3,590.07
  4. Step 4: Simplify right side
    6,243.14x = 30,931,127.65
  5. Step 5: Solve for x
    x = 30,931,127.65/6,243.14
  6. Step 6: Final answer
    x = 4,954.42

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.