Home / 7,419.59-10,239.31-4,062.64

Finding the Fourth Proportional to 7,419.59, 10,239.31 and 4,062.64

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Solution

The fourth proportional to 7,419.59, 10,239.31 and 4,062.64 is: 5,606.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,419.59 : 10,239.31 = 4,062.64 : x
  2. Step 2: Convert to fraction form
    7,419.59/10,239.31 = 4,062.64/x
  3. Step 3: Cross multiply
    7,419.59x = 10,239.31 × 4,062.64
  4. Step 4: Simplify right side
    7,419.59x = 41,598,630.38
  5. Step 5: Solve for x
    x = 41,598,630.38/7,419.59
  6. Step 6: Final answer
    x = 5,606.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.