Home / 6,922.91-9,553.57-3,779.10

Finding the Fourth Proportional to 6,922.91, 9,553.57 and 3,779.10

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Solution

The fourth proportional to 6,922.91, 9,553.57 and 3,779.10 is: 5,215.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,922.91 : 9,553.57 = 3,779.10 : x
  2. Step 2: Convert to fraction form
    6,922.91/9,553.57 = 3,779.10/x
  3. Step 3: Cross multiply
    6,922.91x = 9,553.57 × 3,779.10
  4. Step 4: Simplify right side
    6,922.91x = 36,103,886.94
  5. Step 5: Solve for x
    x = 36,103,886.94/6,922.91
  6. Step 6: Final answer
    x = 5,215.13

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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.