Home / 6,541.56-9,814.77-2,159.06

Finding the Fourth Proportional to 6,541.56, 9,814.77 and 2,159.06

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Solution

The fourth proportional to 6,541.56, 9,814.77 and 2,159.06 is: 3,239.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,541.56 : 9,814.77 = 2,159.06 : x
  2. Step 2: Convert to fraction form
    6,541.56/9,814.77 = 2,159.06/x
  3. Step 3: Cross multiply
    6,541.56x = 9,814.77 × 2,159.06
  4. Step 4: Simplify right side
    6,541.56x = 21,190,628.24
  5. Step 5: Solve for x
    x = 21,190,628.24/6,541.56
  6. Step 6: Final answer
    x = 3,239.38

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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.