Home / 7,900.95-11,851.27-2,358.05

Finding the Fourth Proportional to 7,900.95, 11,851.27 and 2,358.05

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Solution

The fourth proportional to 7,900.95, 11,851.27 and 2,358.05 is: 3,537.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,900.95 : 11,851.27 = 2,358.05 : x
  2. Step 2: Convert to fraction form
    7,900.95/11,851.27 = 2,358.05/x
  3. Step 3: Cross multiply
    7,900.95x = 11,851.27 × 2,358.05
  4. Step 4: Simplify right side
    7,900.95x = 27,945,887.22
  5. Step 5: Solve for x
    x = 27,945,887.22/7,900.95
  6. Step 6: Final answer
    x = 3,537.03

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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.