Home / 7,419.56-10,239.16-4,062.35

Finding the Fourth Proportional to 7,419.56, 10,239.16 and 4,062.35

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Solution

The fourth proportional to 7,419.56, 10,239.16 and 4,062.35 is: 5,606.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,419.56 : 10,239.16 = 4,062.35 : x
  2. Step 2: Convert to fraction form
    7,419.56/10,239.16 = 4,062.35/x
  3. Step 3: Cross multiply
    7,419.56x = 10,239.16 × 4,062.35
  4. Step 4: Simplify right side
    7,419.56x = 41,595,067.07
  5. Step 5: Solve for x
    x = 41,595,067.07/7,419.56
  6. Step 6: Final answer
    x = 5,606.14

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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.