Home / 6,871.49-10,308.45-2,192.52

Finding the Fourth Proportional to 6,871.49, 10,308.45 and 2,192.52

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Solution

The fourth proportional to 6,871.49, 10,308.45 and 2,192.52 is: 3,289.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,871.49 : 10,308.45 = 2,192.52 : x
  2. Step 2: Convert to fraction form
    6,871.49/10,308.45 = 2,192.52/x
  3. Step 3: Cross multiply
    6,871.49x = 10,308.45 × 2,192.52
  4. Step 4: Simplify right side
    6,871.49x = 22,601,482.79
  5. Step 5: Solve for x
    x = 22,601,482.79/6,871.49
  6. Step 6: Final answer
    x = 3,289.17

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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.