Home / 6,442.51-9,664.28-2,059.97

Finding the Fourth Proportional to 6,442.51, 9,664.28 and 2,059.97

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Solution

The fourth proportional to 6,442.51, 9,664.28 and 2,059.97 is: 3,090.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442.51 : 9,664.28 = 2,059.97 : x
  2. Step 2: Convert to fraction form
    6,442.51/9,664.28 = 2,059.97/x
  3. Step 3: Cross multiply
    6,442.51x = 9,664.28 × 2,059.97
  4. Step 4: Simplify right side
    6,442.51x = 19,908,126.87
  5. Step 5: Solve for x
    x = 19,908,126.87/6,442.51
  6. Step 6: Final answer
    x = 3,090.12

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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.