Home / 9,968.22-13,756.29-5,719.97

Finding the Fourth Proportional to 9,968.22, 13,756.29 and 5,719.97

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Solution

The fourth proportional to 9,968.22, 13,756.29 and 5,719.97 is: 7,893.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968.22 : 13,756.29 = 5,719.97 : x
  2. Step 2: Convert to fraction form
    9,968.22/13,756.29 = 5,719.97/x
  3. Step 3: Cross multiply
    9,968.22x = 13,756.29 × 5,719.97
  4. Step 4: Simplify right side
    9,968.22x = 78,685,566.11
  5. Step 5: Solve for x
    x = 78,685,566.11/9,968.22
  6. Step 6: Final answer
    x = 7,893.64

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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.