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Finding the Fourth Proportional to 5,800.12, 7,998.12 and 4,963.58

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Solution

The fourth proportional to 5,800.12, 7,998.12 and 4,963.58 is: 6,844.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,800.12 : 7,998.12 = 4,963.58 : x
  2. Step 2: Convert to fraction form
    5,800.12/7,998.12 = 4,963.58/x
  3. Step 3: Cross multiply
    5,800.12x = 7,998.12 × 4,963.58
  4. Step 4: Simplify right side
    5,800.12x = 39,699,308.47
  5. Step 5: Solve for x
    x = 39,699,308.47/5,800.12
  6. Step 6: Final answer
    x = 6,844.57

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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.