Home / 3,117.96-4,668.12-2,237.31

Finding the Fourth Proportional to 3,117.96, 4,668.12 and 2,237.31

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Solution

The fourth proportional to 3,117.96, 4,668.12 and 2,237.31 is: 3,349.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117.96 : 4,668.12 = 2,237.31 : x
  2. Step 2: Convert to fraction form
    3,117.96/4,668.12 = 2,237.31/x
  3. Step 3: Cross multiply
    3,117.96x = 4,668.12 × 2,237.31
  4. Step 4: Simplify right side
    3,117.96x = 10,444,031.56
  5. Step 5: Solve for x
    x = 10,444,031.56/3,117.96
  6. Step 6: Final answer
    x = 3,349.64

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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.