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Finding the Fourth Proportional to 8,393.06, 11,582.43 and 4,667.06

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Solution

The fourth proportional to 8,393.06, 11,582.43 and 4,667.06 is: 6,440.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,393.06 : 11,582.43 = 4,667.06 : x
  2. Step 2: Convert to fraction form
    8,393.06/11,582.43 = 4,667.06/x
  3. Step 3: Cross multiply
    8,393.06x = 11,582.43 × 4,667.06
  4. Step 4: Simplify right side
    8,393.06x = 54,055,907.21
  5. Step 5: Solve for x
    x = 54,055,907.21/8,393.06
  6. Step 6: Final answer
    x = 6,440.55

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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.