Home / 7,805.31-11,701.02-2,873.81

Finding the Fourth Proportional to 7,805.31, 11,701.02 and 2,873.81

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Solution

The fourth proportional to 7,805.31, 11,701.02 and 2,873.81 is: 4,308.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,805.31 : 11,701.02 = 2,873.81 : x
  2. Step 2: Convert to fraction form
    7,805.31/11,701.02 = 2,873.81/x
  3. Step 3: Cross multiply
    7,805.31x = 11,701.02 × 2,873.81
  4. Step 4: Simplify right side
    7,805.31x = 33,626,508.29
  5. Step 5: Solve for x
    x = 33,626,508.29/7,805.31
  6. Step 6: Final answer
    x = 4,308.16

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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.