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Finding the Fourth Proportional to 11,026.94, 16,543.11 and 5,482.90

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Solution

The fourth proportional to 11,026.94, 16,543.11 and 5,482.90 is: 8,225.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,026.94 : 16,543.11 = 5,482.90 : x
  2. Step 2: Convert to fraction form
    11,026.94/16,543.11 = 5,482.90/x
  3. Step 3: Cross multiply
    11,026.94x = 16,543.11 × 5,482.90
  4. Step 4: Simplify right side
    11,026.94x = 90,704,135.10
  5. Step 5: Solve for x
    x = 90,704,135.10/11,026.94
  6. Step 6: Final answer
    x = 8,225.69

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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.