Home / 4,543.08-6,813.81-1,255.35

Finding the Fourth Proportional to 4,543.08, 6,813.81 and 1,255.35

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Solution

The fourth proportional to 4,543.08, 6,813.81 and 1,255.35 is: 1,882.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,543.08 : 6,813.81 = 1,255.35 : x
  2. Step 2: Convert to fraction form
    4,543.08/6,813.81 = 1,255.35/x
  3. Step 3: Cross multiply
    4,543.08x = 6,813.81 × 1,255.35
  4. Step 4: Simplify right side
    4,543.08x = 8,553,716.38
  5. Step 5: Solve for x
    x = 8,553,716.38/4,543.08
  6. Step 6: Final answer
    x = 1,882.80

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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.