Home / 3,416.36-5,119.80-1,562.84

Finding the Fourth Proportional to 3,416.36, 5,119.80 and 1,562.84

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Solution

The fourth proportional to 3,416.36, 5,119.80 and 1,562.84 is: 2,342.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.36 : 5,119.80 = 1,562.84 : x
  2. Step 2: Convert to fraction form
    3,416.36/5,119.80 = 1,562.84/x
  3. Step 3: Cross multiply
    3,416.36x = 5,119.80 × 1,562.84
  4. Step 4: Simplify right side
    3,416.36x = 8,001,428.23
  5. Step 5: Solve for x
    x = 8,001,428.23/3,416.36
  6. Step 6: Final answer
    x = 2,342.09

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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.