Home / 8,779.48-13,169.27-3,514.93

Finding the Fourth Proportional to 8,779.48, 13,169.27 and 3,514.93

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Solution

The fourth proportional to 8,779.48, 13,169.27 and 3,514.93 is: 5,272.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,779.48 : 13,169.27 = 3,514.93 : x
  2. Step 2: Convert to fraction form
    8,779.48/13,169.27 = 3,514.93/x
  3. Step 3: Cross multiply
    8,779.48x = 13,169.27 × 3,514.93
  4. Step 4: Simplify right side
    8,779.48x = 46,289,088.68
  5. Step 5: Solve for x
    x = 46,289,088.68/8,779.48
  6. Step 6: Final answer
    x = 5,272.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.