Home / 8,556.92-11,808.41-4,780.14

Finding the Fourth Proportional to 8,556.92, 11,808.41 and 4,780.14

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Solution

The fourth proportional to 8,556.92, 11,808.41 and 4,780.14 is: 6,596.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,556.92 : 11,808.41 = 4,780.14 : x
  2. Step 2: Convert to fraction form
    8,556.92/11,808.41 = 4,780.14/x
  3. Step 3: Cross multiply
    8,556.92x = 11,808.41 × 4,780.14
  4. Step 4: Simplify right side
    8,556.92x = 56,445,829.08
  5. Step 5: Solve for x
    x = 56,445,829.08/8,556.92
  6. Step 6: Final answer
    x = 6,596.52

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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.