Home / 6,456.20-9,673.20-3,536.60

Finding the Fourth Proportional to 6,456.20, 9,673.20 and 3,536.60

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Solution

The fourth proportional to 6,456.20, 9,673.20 and 3,536.60 is: 5,298.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456.20 : 9,673.20 = 3,536.60 : x
  2. Step 2: Convert to fraction form
    6,456.20/9,673.20 = 3,536.60/x
  3. Step 3: Cross multiply
    6,456.20x = 9,673.20 × 3,536.60
  4. Step 4: Simplify right side
    6,456.20x = 34,210,239.12
  5. Step 5: Solve for x
    x = 34,210,239.12/6,456.20
  6. Step 6: Final answer
    x = 5,298.82

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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.