Home / 5,419.17-8,129.12-2,296.08

Finding the Fourth Proportional to 5,419.17, 8,129.12 and 2,296.08

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Solution

The fourth proportional to 5,419.17, 8,129.12 and 2,296.08 is: 3,444.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,419.17 : 8,129.12 = 2,296.08 : x
  2. Step 2: Convert to fraction form
    5,419.17/8,129.12 = 2,296.08/x
  3. Step 3: Cross multiply
    5,419.17x = 8,129.12 × 2,296.08
  4. Step 4: Simplify right side
    5,419.17x = 18,665,098.37
  5. Step 5: Solve for x
    x = 18,665,098.37/5,419.17
  6. Step 6: Final answer
    x = 3,444.27

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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.