Home / 9,316.37-13,974.55-5,418.04

Finding the Fourth Proportional to 9,316.37, 13,974.55 and 5,418.04

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Solution

The fourth proportional to 9,316.37, 13,974.55 and 5,418.04 is: 8,127.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,316.37 : 13,974.55 = 5,418.04 : x
  2. Step 2: Convert to fraction form
    9,316.37/13,974.55 = 5,418.04/x
  3. Step 3: Cross multiply
    9,316.37x = 13,974.55 × 5,418.04
  4. Step 4: Simplify right side
    9,316.37x = 75,714,670.88
  5. Step 5: Solve for x
    x = 75,714,670.88/9,316.37
  6. Step 6: Final answer
    x = 8,127.06

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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.