Home / 7,867.13-11,802.51-2,673

Finding the Fourth Proportional to 7,867.13, 11,802.51 and 2,673

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Solution

The fourth proportional to 7,867.13, 11,802.51 and 2,673 is: 4,010.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,867.13 : 11,802.51 = 2,673 : x
  2. Step 2: Convert to fraction form
    7,867.13/11,802.51 = 2,673/x
  3. Step 3: Cross multiply
    7,867.13x = 11,802.51 × 2,673
  4. Step 4: Simplify right side
    7,867.13x = 31,548,109.23
  5. Step 5: Solve for x
    x = 31,548,109.23/7,867.13
  6. Step 6: Final answer
    x = 4,010.12

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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.