Home / 4,339.91-6,511.23-1,875.89

Finding the Fourth Proportional to 4,339.91, 6,511.23 and 1,875.89

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Solution

The fourth proportional to 4,339.91, 6,511.23 and 1,875.89 is: 2,814.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,339.91 : 6,511.23 = 1,875.89 : x
  2. Step 2: Convert to fraction form
    4,339.91/6,511.23 = 1,875.89/x
  3. Step 3: Cross multiply
    4,339.91x = 6,511.23 × 1,875.89
  4. Step 4: Simplify right side
    4,339.91x = 12,214,367.52
  5. Step 5: Solve for x
    x = 12,214,367.52/4,339.91
  6. Step 6: Final answer
    x = 2,814.43

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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.