Home / 8,556.50-11,808.16-4,779.46

Finding the Fourth Proportional to 8,556.50, 11,808.16 and 4,779.46

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Solution

The fourth proportional to 8,556.50, 11,808.16 and 4,779.46 is: 6,595.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,556.50 : 11,808.16 = 4,779.46 : x
  2. Step 2: Convert to fraction form
    8,556.50/11,808.16 = 4,779.46/x
  3. Step 3: Cross multiply
    8,556.50x = 11,808.16 × 4,779.46
  4. Step 4: Simplify right side
    8,556.50x = 56,436,628.39
  5. Step 5: Solve for x
    x = 56,436,628.39/8,556.50
  6. Step 6: Final answer
    x = 6,595.76

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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.