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Finding the Fourth Proportional to 9,466.47, 13,048.02 and 8,672.31

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Solution

The fourth proportional to 9,466.47, 13,048.02 and 8,672.31 is: 11,953.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,466.47 : 13,048.02 = 8,672.31 : x
  2. Step 2: Convert to fraction form
    9,466.47/13,048.02 = 8,672.31/x
  3. Step 3: Cross multiply
    9,466.47x = 13,048.02 × 8,672.31
  4. Step 4: Simplify right side
    9,466.47x = 113,156,474.33
  5. Step 5: Solve for x
    x = 113,156,474.33/9,466.47
  6. Step 6: Final answer
    x = 11,953.40

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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.