Home / 8,141.71-11,235.76-4,556.55

Finding the Fourth Proportional to 8,141.71, 11,235.76 and 4,556.55

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Solution

The fourth proportional to 8,141.71, 11,235.76 and 4,556.55 is: 6,288.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,141.71 : 11,235.76 = 4,556.55 : x
  2. Step 2: Convert to fraction form
    8,141.71/11,235.76 = 4,556.55/x
  3. Step 3: Cross multiply
    8,141.71x = 11,235.76 × 4,556.55
  4. Step 4: Simplify right side
    8,141.71x = 51,196,302.23
  5. Step 5: Solve for x
    x = 51,196,302.23/8,141.71
  6. Step 6: Final answer
    x = 6,288.15

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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.