Home / 8,556.98-11,763.26-7,357.55

Finding the Fourth Proportional to 8,556.98, 11,763.26 and 7,357.55

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Solution

The fourth proportional to 8,556.98, 11,763.26 and 7,357.55 is: 10,114.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,556.98 : 11,763.26 = 7,357.55 : x
  2. Step 2: Convert to fraction form
    8,556.98/11,763.26 = 7,357.55/x
  3. Step 3: Cross multiply
    8,556.98x = 11,763.26 × 7,357.55
  4. Step 4: Simplify right side
    8,556.98x = 86,548,678.01
  5. Step 5: Solve for x
    x = 86,548,678.01/8,556.98
  6. Step 6: Final answer
    x = 10,114.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.