Home / 6,943.42-10,419.27-2,784.34

Finding the Fourth Proportional to 6,943.42, 10,419.27 and 2,784.34

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Solution

The fourth proportional to 6,943.42, 10,419.27 and 2,784.34 is: 4,178.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,943.42 : 10,419.27 = 2,784.34 : x
  2. Step 2: Convert to fraction form
    6,943.42/10,419.27 = 2,784.34/x
  3. Step 3: Cross multiply
    6,943.42x = 10,419.27 × 2,784.34
  4. Step 4: Simplify right side
    6,943.42x = 29,010,790.23
  5. Step 5: Solve for x
    x = 29,010,790.23/6,943.42
  6. Step 6: Final answer
    x = 4,178.17

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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.