Home / 8,461.51-11,664.69-5,935.79

Finding the Fourth Proportional to 8,461.51, 11,664.69 and 5,935.79

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Solution

The fourth proportional to 8,461.51, 11,664.69 and 5,935.79 is: 8,182.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,461.51 : 11,664.69 = 5,935.79 : x
  2. Step 2: Convert to fraction form
    8,461.51/11,664.69 = 5,935.79/x
  3. Step 3: Cross multiply
    8,461.51x = 11,664.69 × 5,935.79
  4. Step 4: Simplify right side
    8,461.51x = 69,239,150.26
  5. Step 5: Solve for x
    x = 69,239,150.26/8,461.51
  6. Step 6: Final answer
    x = 8,182.84

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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.