Home / 5,184.41-7,157.42-3,419.10

Finding the Fourth Proportional to 5,184.41, 7,157.42 and 3,419.10

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Solution

The fourth proportional to 5,184.41, 7,157.42 and 3,419.10 is: 4,720.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.41 : 7,157.42 = 3,419.10 : x
  2. Step 2: Convert to fraction form
    5,184.41/7,157.42 = 3,419.10/x
  3. Step 3: Cross multiply
    5,184.41x = 7,157.42 × 3,419.10
  4. Step 4: Simplify right side
    5,184.41x = 24,471,917.63
  5. Step 5: Solve for x
    x = 24,471,917.63/5,184.41
  6. Step 6: Final answer
    x = 4,720.29

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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.