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Finding the Fourth Proportional to 6,592.56, 9,891.90 and 2,894.31

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Solution

The fourth proportional to 6,592.56, 9,891.90 and 2,894.31 is: 4,342.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,592.56 : 9,891.90 = 2,894.31 : x
  2. Step 2: Convert to fraction form
    6,592.56/9,891.90 = 2,894.31/x
  3. Step 3: Cross multiply
    6,592.56x = 9,891.90 × 2,894.31
  4. Step 4: Simplify right side
    6,592.56x = 28,630,225.09
  5. Step 5: Solve for x
    x = 28,630,225.09/6,592.56
  6. Step 6: Final answer
    x = 4,342.81

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1.5x scale

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.