Home / 11,700.51-17,556.84-5,458.74

Finding the Fourth Proportional to 11,700.51, 17,556.84 and 5,458.74

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Solution

The fourth proportional to 11,700.51, 17,556.84 and 5,458.74 is: 8,190.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,700.51 : 17,556.84 = 5,458.74 : x
  2. Step 2: Convert to fraction form
    11,700.51/17,556.84 = 5,458.74/x
  3. Step 3: Cross multiply
    11,700.51x = 17,556.84 × 5,458.74
  4. Step 4: Simplify right side
    11,700.51x = 95,838,224.78
  5. Step 5: Solve for x
    x = 95,838,224.78/11,700.51
  6. Step 6: Final answer
    x = 8,190.94

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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.