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Finding the Fourth Proportional to 10,671.84, 16,014.78 and 4,829.04

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Solution

The fourth proportional to 10,671.84, 16,014.78 and 4,829.04 is: 7,246.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,671.84 : 16,014.78 = 4,829.04 : x
  2. Step 2: Convert to fraction form
    10,671.84/16,014.78 = 4,829.04/x
  3. Step 3: Cross multiply
    10,671.84x = 16,014.78 × 4,829.04
  4. Step 4: Simplify right side
    10,671.84x = 77,336,013.21
  5. Step 5: Solve for x
    x = 77,336,013.21/10,671.84
  6. Step 6: Final answer
    x = 7,246.74

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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.