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Finding the Fourth Proportional to 11,341.59, 17,005.77 and 8,341.41

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Solution

The fourth proportional to 11,341.59, 17,005.77 and 8,341.41 is: 12,507.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,341.59 : 17,005.77 = 8,341.41 : x
  2. Step 2: Convert to fraction form
    11,341.59/17,005.77 = 8,341.41/x
  3. Step 3: Cross multiply
    11,341.59x = 17,005.77 × 8,341.41
  4. Step 4: Simplify right side
    11,341.59x = 141,852,099.94
  5. Step 5: Solve for x
    x = 141,852,099.94/11,341.59
  6. Step 6: Final answer
    x = 12,507.25

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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.