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Finding the Fourth Proportional to 9,495.92, 14,243.88 and 2,570.42

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Solution

The fourth proportional to 9,495.92, 14,243.88 and 2,570.42 is: 3,855.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,495.92 : 14,243.88 = 2,570.42 : x
  2. Step 2: Convert to fraction form
    9,495.92/14,243.88 = 2,570.42/x
  3. Step 3: Cross multiply
    9,495.92x = 14,243.88 × 2,570.42
  4. Step 4: Simplify right side
    9,495.92x = 36,612,754.03
  5. Step 5: Solve for x
    x = 36,612,754.03/9,495.92
  6. Step 6: Final answer
    x = 3,855.63

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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.