Home / 3,708.13-5,117.16-2,215.99

Finding the Fourth Proportional to 3,708.13, 5,117.16 and 2,215.99

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Solution

The fourth proportional to 3,708.13, 5,117.16 and 2,215.99 is: 3,058.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.13 : 5,117.16 = 2,215.99 : x
  2. Step 2: Convert to fraction form
    3,708.13/5,117.16 = 2,215.99/x
  3. Step 3: Cross multiply
    3,708.13x = 5,117.16 × 2,215.99
  4. Step 4: Simplify right side
    3,708.13x = 11,339,575.39
  5. Step 5: Solve for x
    x = 11,339,575.39/3,708.13
  6. Step 6: Final answer
    x = 3,058.03

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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.