Home / 9,968.56-13,756.70-5,492.32

Finding the Fourth Proportional to 9,968.56, 13,756.70 and 5,492.32

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Solution

The fourth proportional to 9,968.56, 13,756.70 and 5,492.32 is: 7,579.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968.56 : 13,756.70 = 5,492.32 : x
  2. Step 2: Convert to fraction form
    9,968.56/13,756.70 = 5,492.32/x
  3. Step 3: Cross multiply
    9,968.56x = 13,756.70 × 5,492.32
  4. Step 4: Simplify right side
    9,968.56x = 75,556,198.54
  5. Step 5: Solve for x
    x = 75,556,198.54/9,968.56
  6. Step 6: Final answer
    x = 7,579.45

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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.