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Finding the Fourth Proportional to 5,858.73, 8,066.79 and 5,533.92

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Solution

The fourth proportional to 5,858.73, 8,066.79 and 5,533.92 is: 7,619.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,858.73 : 8,066.79 = 5,533.92 : x
  2. Step 2: Convert to fraction form
    5,858.73/8,066.79 = 5,533.92/x
  3. Step 3: Cross multiply
    5,858.73x = 8,066.79 × 5,533.92
  4. Step 4: Simplify right side
    5,858.73x = 44,640,970.52
  5. Step 5: Solve for x
    x = 44,640,970.52/5,858.73
  6. Step 6: Final answer
    x = 7,619.56

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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.