Home / 6,472.31-8,931.67-3,819.96

Finding the Fourth Proportional to 6,472.31, 8,931.67 and 3,819.96

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Solution

The fourth proportional to 6,472.31, 8,931.67 and 3,819.96 is: 5,271.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,472.31 : 8,931.67 = 3,819.96 : x
  2. Step 2: Convert to fraction form
    6,472.31/8,931.67 = 3,819.96/x
  3. Step 3: Cross multiply
    6,472.31x = 8,931.67 × 3,819.96
  4. Step 4: Simplify right side
    6,472.31x = 34,118,622.13
  5. Step 5: Solve for x
    x = 34,118,622.13/6,472.31
  6. Step 6: Final answer
    x = 5,271.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.