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Finding the Fourth Proportional to 2,035.47, 3,053.22 and 802.89

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Solution

The fourth proportional to 2,035.47, 3,053.22 and 802.89 is: 1,204.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,035.47 : 3,053.22 = 802.89 : x
  2. Step 2: Convert to fraction form
    2,035.47/3,053.22 = 802.89/x
  3. Step 3: Cross multiply
    2,035.47x = 3,053.22 × 802.89
  4. Step 4: Simplify right side
    2,035.47x = 2,451,399.81
  5. Step 5: Solve for x
    x = 2,451,399.81/2,035.47
  6. Step 6: Final answer
    x = 1,204.34

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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.