Home / 8,779.24-13,169.46-2,935.09

Finding the Fourth Proportional to 8,779.24, 13,169.46 and 2,935.09

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Solution

The fourth proportional to 8,779.24, 13,169.46 and 2,935.09 is: 4,402.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,779.24 : 13,169.46 = 2,935.09 : x
  2. Step 2: Convert to fraction form
    8,779.24/13,169.46 = 2,935.09/x
  3. Step 3: Cross multiply
    8,779.24x = 13,169.46 × 2,935.09
  4. Step 4: Simplify right side
    8,779.24x = 38,653,484.50
  5. Step 5: Solve for x
    x = 38,653,484.50/8,779.24
  6. Step 6: Final answer
    x = 4,402.83

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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.