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Finding the Fourth Proportional to 9,043.01, 13,512.66 and 6,893.99

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Solution

The fourth proportional to 9,043.01, 13,512.66 and 6,893.99 is: 10,301.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,043.01 : 13,512.66 = 6,893.99 : x
  2. Step 2: Convert to fraction form
    9,043.01/13,512.66 = 6,893.99/x
  3. Step 3: Cross multiply
    9,043.01x = 13,512.66 × 6,893.99
  4. Step 4: Simplify right side
    9,043.01x = 93,156,142.91
  5. Step 5: Solve for x
    x = 93,156,142.91/9,043.01
  6. Step 6: Final answer
    x = 10,301.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.