Home / 6,530.56-9,796.53-2,148.36

Finding the Fourth Proportional to 6,530.56, 9,796.53 and 2,148.36

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Solution

The fourth proportional to 6,530.56, 9,796.53 and 2,148.36 is: 3,222.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,530.56 : 9,796.53 = 2,148.36 : x
  2. Step 2: Convert to fraction form
    6,530.56/9,796.53 = 2,148.36/x
  3. Step 3: Cross multiply
    6,530.56x = 9,796.53 × 2,148.36
  4. Step 4: Simplify right side
    6,530.56x = 21,046,473.19
  5. Step 5: Solve for x
    x = 21,046,473.19/6,530.56
  6. Step 6: Final answer
    x = 3,222.77

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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.