Home / 6,456.48-9,676.21-2,558.76

Finding the Fourth Proportional to 6,456.48, 9,676.21 and 2,558.76

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Solution

The fourth proportional to 6,456.48, 9,676.21 and 2,558.76 is: 3,834.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456.48 : 9,676.21 = 2,558.76 : x
  2. Step 2: Convert to fraction form
    6,456.48/9,676.21 = 2,558.76/x
  3. Step 3: Cross multiply
    6,456.48x = 9,676.21 × 2,558.76
  4. Step 4: Simplify right side
    6,456.48x = 24,759,099.10
  5. Step 5: Solve for x
    x = 24,759,099.10/6,456.48
  6. Step 6: Final answer
    x = 3,834.77

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1.5x scale

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.