Home / 6,922.83-9,553.53-3,779.07

Finding the Fourth Proportional to 6,922.83, 9,553.53 and 3,779.07

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Solution

The fourth proportional to 6,922.83, 9,553.53 and 3,779.07 is: 5,215.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,922.83 : 9,553.53 = 3,779.07 : x
  2. Step 2: Convert to fraction form
    6,922.83/9,553.53 = 3,779.07/x
  3. Step 3: Cross multiply
    6,922.83x = 9,553.53 × 3,779.07
  4. Step 4: Simplify right side
    6,922.83x = 36,103,391.95
  5. Step 5: Solve for x
    x = 36,103,391.95/6,922.83
  6. Step 6: Final answer
    x = 5,215.12

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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.