Home / 8,758.19-12,086.26-4,779.27

Finding the Fourth Proportional to 8,758.19, 12,086.26 and 4,779.27

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Solution

The fourth proportional to 8,758.19, 12,086.26 and 4,779.27 is: 6,595.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,758.19 : 12,086.26 = 4,779.27 : x
  2. Step 2: Convert to fraction form
    8,758.19/12,086.26 = 4,779.27/x
  3. Step 3: Cross multiply
    8,758.19x = 12,086.26 × 4,779.27
  4. Step 4: Simplify right side
    8,758.19x = 57,763,514.77
  5. Step 5: Solve for x
    x = 57,763,514.77/8,758.19
  6. Step 6: Final answer
    x = 6,595.37

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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.