Home / 6,923.52-9,554.43-3,779.71

Finding the Fourth Proportional to 6,923.52, 9,554.43 and 3,779.71

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Solution

The fourth proportional to 6,923.52, 9,554.43 and 3,779.71 is: 5,215.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,923.52 : 9,554.43 = 3,779.71 : x
  2. Step 2: Convert to fraction form
    6,923.52/9,554.43 = 3,779.71/x
  3. Step 3: Cross multiply
    6,923.52x = 9,554.43 × 3,779.71
  4. Step 4: Simplify right side
    6,923.52x = 36,112,974.62
  5. Step 5: Solve for x
    x = 36,112,974.62/6,923.52
  6. Step 6: Final answer
    x = 5,215.98

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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.