Home / 7,904.18-11,858.37-2,357.54

Finding the Fourth Proportional to 7,904.18, 11,858.37 and 2,357.54

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Solution

The fourth proportional to 7,904.18, 11,858.37 and 2,357.54 is: 3,536.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.18 : 11,858.37 = 2,357.54 : x
  2. Step 2: Convert to fraction form
    7,904.18/11,858.37 = 2,357.54/x
  3. Step 3: Cross multiply
    7,904.18x = 11,858.37 × 2,357.54
  4. Step 4: Simplify right side
    7,904.18x = 27,956,581.61
  5. Step 5: Solve for x
    x = 27,956,581.61/7,904.18
  6. Step 6: Final answer
    x = 3,536.94

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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.