Home / 7,904.66-11,856.87-2,358.03

Finding the Fourth Proportional to 7,904.66, 11,856.87 and 2,358.03

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Solution

The fourth proportional to 7,904.66, 11,856.87 and 2,358.03 is: 3,537.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.66 : 11,856.87 = 2,358.03 : x
  2. Step 2: Convert to fraction form
    7,904.66/11,856.87 = 2,358.03/x
  3. Step 3: Cross multiply
    7,904.66x = 11,856.87 × 2,358.03
  4. Step 4: Simplify right side
    7,904.66x = 27,958,855.17
  5. Step 5: Solve for x
    x = 27,958,855.17/7,904.66
  6. Step 6: Final answer
    x = 3,537.01

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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.