Home / 6,455.13-9,676.17-4,375.35

Finding the Fourth Proportional to 6,455.13, 9,676.17 and 4,375.35

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Solution

The fourth proportional to 6,455.13, 9,676.17 and 4,375.35 is: 6,558.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,455.13 : 9,676.17 = 4,375.35 : x
  2. Step 2: Convert to fraction form
    6,455.13/9,676.17 = 4,375.35/x
  3. Step 3: Cross multiply
    6,455.13x = 9,676.17 × 4,375.35
  4. Step 4: Simplify right side
    6,455.13x = 42,336,630.41
  5. Step 5: Solve for x
    x = 42,336,630.41/6,455.13
  6. Step 6: Final answer
    x = 6,558.60

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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.