Home / 9,857.44-13,605.61-5,668.12

Finding the Fourth Proportional to 9,857.44, 13,605.61 and 5,668.12

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Solution

The fourth proportional to 9,857.44, 13,605.61 and 5,668.12 is: 7,823.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,857.44 : 13,605.61 = 5,668.12 : x
  2. Step 2: Convert to fraction form
    9,857.44/13,605.61 = 5,668.12/x
  3. Step 3: Cross multiply
    9,857.44x = 13,605.61 × 5,668.12
  4. Step 4: Simplify right side
    9,857.44x = 77,118,230.15
  5. Step 5: Solve for x
    x = 77,118,230.15/9,857.44
  6. Step 6: Final answer
    x = 7,823.35

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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.