Home / 8,543.24-12,814.23-4,104.08

Finding the Fourth Proportional to 8,543.24, 12,814.23 and 4,104.08

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Solution

The fourth proportional to 8,543.24, 12,814.23 and 4,104.08 is: 6,155.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,543.24 : 12,814.23 = 4,104.08 : x
  2. Step 2: Convert to fraction form
    8,543.24/12,814.23 = 4,104.08/x
  3. Step 3: Cross multiply
    8,543.24x = 12,814.23 × 4,104.08
  4. Step 4: Simplify right side
    8,543.24x = 52,590,625.06
  5. Step 5: Solve for x
    x = 52,590,625.06/8,543.24
  6. Step 6: Final answer
    x = 6,155.82

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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.