Home / 5,247.08-7,877.30-4,511.39

Finding the Fourth Proportional to 5,247.08, 7,877.30 and 4,511.39

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Solution

The fourth proportional to 5,247.08, 7,877.30 and 4,511.39 is: 6,772.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247.08 : 7,877.30 = 4,511.39 : x
  2. Step 2: Convert to fraction form
    5,247.08/7,877.30 = 4,511.39/x
  3. Step 3: Cross multiply
    5,247.08x = 7,877.30 × 4,511.39
  4. Step 4: Simplify right side
    5,247.08x = 35,537,569.58
  5. Step 5: Solve for x
    x = 35,537,569.58/5,247.08
  6. Step 6: Final answer
    x = 6,772.83

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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.