Home / 7,018.44-10,534.14-3,558.12

Finding the Fourth Proportional to 7,018.44, 10,534.14 and 3,558.12

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Solution

The fourth proportional to 7,018.44, 10,534.14 and 3,558.12 is: 5,340.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018.44 : 10,534.14 = 3,558.12 : x
  2. Step 2: Convert to fraction form
    7,018.44/10,534.14 = 3,558.12/x
  3. Step 3: Cross multiply
    7,018.44x = 10,534.14 × 3,558.12
  4. Step 4: Simplify right side
    7,018.44x = 37,481,734.22
  5. Step 5: Solve for x
    x = 37,481,734.22/7,018.44
  6. Step 6: Final answer
    x = 5,340.47

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1.5x scale

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.