Home / 5,265.25-7,899.09-1,802.50

Finding the Fourth Proportional to 5,265.25, 7,899.09 and 1,802.50

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Solution

The fourth proportional to 5,265.25, 7,899.09 and 1,802.50 is: 2,704.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.25 : 7,899.09 = 1,802.50 : x
  2. Step 2: Convert to fraction form
    5,265.25/7,899.09 = 1,802.50/x
  3. Step 3: Cross multiply
    5,265.25x = 7,899.09 × 1,802.50
  4. Step 4: Simplify right side
    5,265.25x = 14,238,109.73
  5. Step 5: Solve for x
    x = 14,238,109.73/5,265.25
  6. Step 6: Final answer
    x = 2,704.17

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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.