Home / 6,938.30-9,575.19-4,107.29

Finding the Fourth Proportional to 6,938.30, 9,575.19 and 4,107.29

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Solution

The fourth proportional to 6,938.30, 9,575.19 and 4,107.29 is: 5,668.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,938.30 : 9,575.19 = 4,107.29 : x
  2. Step 2: Convert to fraction form
    6,938.30/9,575.19 = 4,107.29/x
  3. Step 3: Cross multiply
    6,938.30x = 9,575.19 × 4,107.29
  4. Step 4: Simplify right side
    6,938.30x = 39,328,034.26
  5. Step 5: Solve for x
    x = 39,328,034.26/6,938.30
  6. Step 6: Final answer
    x = 5,668.26

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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.