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Finding the Fourth Proportional to 5,030.36, 6,941.36 and 2,791.64

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Solution

The fourth proportional to 5,030.36, 6,941.36 and 2,791.64 is: 3,852.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.36 : 6,941.36 = 2,791.64 : x
  2. Step 2: Convert to fraction form
    5,030.36/6,941.36 = 2,791.64/x
  3. Step 3: Cross multiply
    5,030.36x = 6,941.36 × 2,791.64
  4. Step 4: Simplify right side
    5,030.36x = 19,377,778.23
  5. Step 5: Solve for x
    x = 19,377,778.23/5,030.36
  6. Step 6: Final answer
    x = 3,852.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.