Home / 10,494.19-15,742.43-3,471.64

Finding the Fourth Proportional to 10,494.19, 15,742.43 and 3,471.64

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Solution

The fourth proportional to 10,494.19, 15,742.43 and 3,471.64 is: 5,207.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,494.19 : 15,742.43 = 3,471.64 : x
  2. Step 2: Convert to fraction form
    10,494.19/15,742.43 = 3,471.64/x
  3. Step 3: Cross multiply
    10,494.19x = 15,742.43 × 3,471.64
  4. Step 4: Simplify right side
    10,494.19x = 54,652,019.01
  5. Step 5: Solve for x
    x = 54,652,019.01/10,494.19
  6. Step 6: Final answer
    x = 5,207.84

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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.