Home / 3,020.99-4,170.53-2,347.29

Finding the Fourth Proportional to 3,020.99, 4,170.53 and 2,347.29

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Solution

The fourth proportional to 3,020.99, 4,170.53 and 2,347.29 is: 3,240.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.99 : 4,170.53 = 2,347.29 : x
  2. Step 2: Convert to fraction form
    3,020.99/4,170.53 = 2,347.29/x
  3. Step 3: Cross multiply
    3,020.99x = 4,170.53 × 2,347.29
  4. Step 4: Simplify right side
    3,020.99x = 9,789,443.36
  5. Step 5: Solve for x
    x = 9,789,443.36/3,020.99
  6. Step 6: Final answer
    x = 3,240.48

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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.