Home / 9,116.38-13,668.57-3,570.34

Finding the Fourth Proportional to 9,116.38, 13,668.57 and 3,570.34

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Solution

The fourth proportional to 9,116.38, 13,668.57 and 3,570.34 is: 5,353.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,116.38 : 13,668.57 = 3,570.34 : x
  2. Step 2: Convert to fraction form
    9,116.38/13,668.57 = 3,570.34/x
  3. Step 3: Cross multiply
    9,116.38x = 13,668.57 × 3,570.34
  4. Step 4: Simplify right side
    9,116.38x = 48,801,442.21
  5. Step 5: Solve for x
    x = 48,801,442.21/9,116.38
  6. Step 6: Final answer
    x = 5,353.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.