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Finding the Fourth Proportional to 10,579.69, 14,599.86 and 6,103.39

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Solution

The fourth proportional to 10,579.69, 14,599.86 and 6,103.39 is: 8,422.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,579.69 : 14,599.86 = 6,103.39 : x
  2. Step 2: Convert to fraction form
    10,579.69/14,599.86 = 6,103.39/x
  3. Step 3: Cross multiply
    10,579.69x = 14,599.86 × 6,103.39
  4. Step 4: Simplify right side
    10,579.69x = 89,108,639.53
  5. Step 5: Solve for x
    x = 89,108,639.53/10,579.69
  6. Step 6: Final answer
    x = 8,422.61

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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.