Home / 3,779.22-5,641.09-3,500.89

Finding the Fourth Proportional to 3,779.22, 5,641.09 and 3,500.89

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Solution

The fourth proportional to 3,779.22, 5,641.09 and 3,500.89 is: 5,225.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779.22 : 5,641.09 = 3,500.89 : x
  2. Step 2: Convert to fraction form
    3,779.22/5,641.09 = 3,500.89/x
  3. Step 3: Cross multiply
    3,779.22x = 5,641.09 × 3,500.89
  4. Step 4: Simplify right side
    3,779.22x = 19,748,835.57
  5. Step 5: Solve for x
    x = 19,748,835.57/3,779.22
  6. Step 6: Final answer
    x = 5,225.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.