Home / 7,217.04-10,818.36-3,461.88

Finding the Fourth Proportional to 7,217.04, 10,818.36 and 3,461.88

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Solution

The fourth proportional to 7,217.04, 10,818.36 and 3,461.88 is: 5,189.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.04 : 10,818.36 = 3,461.88 : x
  2. Step 2: Convert to fraction form
    7,217.04/10,818.36 = 3,461.88/x
  3. Step 3: Cross multiply
    7,217.04x = 10,818.36 × 3,461.88
  4. Step 4: Simplify right side
    7,217.04x = 37,451,864.12
  5. Step 5: Solve for x
    x = 37,451,864.12/7,217.04
  6. Step 6: Final answer
    x = 5,189.37

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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.