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Finding the Fourth Proportional to 8,994.84, 13,497.68 and 7,152.36

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Solution

The fourth proportional to 8,994.84, 13,497.68 and 7,152.36 is: 10,732.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,994.84 : 13,497.68 = 7,152.36 : x
  2. Step 2: Convert to fraction form
    8,994.84/13,497.68 = 7,152.36/x
  3. Step 3: Cross multiply
    8,994.84x = 13,497.68 × 7,152.36
  4. Step 4: Simplify right side
    8,994.84x = 96,540,266.52
  5. Step 5: Solve for x
    x = 96,540,266.52/8,994.84
  6. Step 6: Final answer
    x = 10,732.85

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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.