Home / 7,419.77-10,239.39-4,062.52

Finding the Fourth Proportional to 7,419.77, 10,239.39 and 4,062.52

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Solution

The fourth proportional to 7,419.77, 10,239.39 and 4,062.52 is: 5,606.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,419.77 : 10,239.39 = 4,062.52 : x
  2. Step 2: Convert to fraction form
    7,419.77/10,239.39 = 4,062.52/x
  3. Step 3: Cross multiply
    7,419.77x = 10,239.39 × 4,062.52
  4. Step 4: Simplify right side
    7,419.77x = 41,597,726.66
  5. Step 5: Solve for x
    x = 41,597,726.66/7,419.77
  6. Step 6: Final answer
    x = 5,606.34

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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.