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Finding the Fourth Proportional to 5,265.49, 7,903.02 and 2,802.39

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Solution

The fourth proportional to 5,265.49, 7,903.02 and 2,802.39 is: 4,206.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.49 : 7,903.02 = 2,802.39 : x
  2. Step 2: Convert to fraction form
    5,265.49/7,903.02 = 2,802.39/x
  3. Step 3: Cross multiply
    5,265.49x = 7,903.02 × 2,802.39
  4. Step 4: Simplify right side
    5,265.49x = 22,147,344.22
  5. Step 5: Solve for x
    x = 22,147,344.22/5,265.49
  6. Step 6: Final answer
    x = 4,206.13

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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.