Home / 7,682.36-11,513.54-3,462.51

Finding the Fourth Proportional to 7,682.36, 11,513.54 and 3,462.51

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Solution

The fourth proportional to 7,682.36, 11,513.54 and 3,462.51 is: 5,189.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,682.36 : 11,513.54 = 3,462.51 : x
  2. Step 2: Convert to fraction form
    7,682.36/11,513.54 = 3,462.51/x
  3. Step 3: Cross multiply
    7,682.36x = 11,513.54 × 3,462.51
  4. Step 4: Simplify right side
    7,682.36x = 39,865,730.07
  5. Step 5: Solve for x
    x = 39,865,730.07/7,682.36
  6. Step 6: Final answer
    x = 5,189.26

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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.