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Finding the Fourth Proportional to 2,802.03, 4,203.04 and 954.47

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Solution

The fourth proportional to 2,802.03, 4,203.04 and 954.47 is: 1,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802.03 : 4,203.04 = 954.47 : x
  2. Step 2: Convert to fraction form
    2,802.03/4,203.04 = 954.47/x
  3. Step 3: Cross multiply
    2,802.03x = 4,203.04 × 954.47
  4. Step 4: Simplify right side
    2,802.03x = 4,011,677.97
  5. Step 5: Solve for x
    x = 4,011,677.97/2,802.03
  6. Step 6: Final answer
    x = 1,431.70

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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.