Home / 5,343.20-8,014.62-2,419.46

Finding the Fourth Proportional to 5,343.20, 8,014.62 and 2,419.46

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Solution

The fourth proportional to 5,343.20, 8,014.62 and 2,419.46 is: 3,629.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.20 : 8,014.62 = 2,419.46 : x
  2. Step 2: Convert to fraction form
    5,343.20/8,014.62 = 2,419.46/x
  3. Step 3: Cross multiply
    5,343.20x = 8,014.62 × 2,419.46
  4. Step 4: Simplify right side
    5,343.20x = 19,391,052.51
  5. Step 5: Solve for x
    x = 19,391,052.51/5,343.20
  6. Step 6: Final answer
    x = 3,629.11

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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.