Home / 5,624.83-8,437.21-1,876.91

Finding the Fourth Proportional to 5,624.83, 8,437.21 and 1,876.91

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Solution

The fourth proportional to 5,624.83, 8,437.21 and 1,876.91 is: 2,815.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,624.83 : 8,437.21 = 1,876.91 : x
  2. Step 2: Convert to fraction form
    5,624.83/8,437.21 = 1,876.91/x
  3. Step 3: Cross multiply
    5,624.83x = 8,437.21 × 1,876.91
  4. Step 4: Simplify right side
    5,624.83x = 15,835,836.94
  5. Step 5: Solve for x
    x = 15,835,836.94/5,624.83
  6. Step 6: Final answer
    x = 2,815.34

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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.