Home / 6,462.30-9,688.65-2,564.70

Finding the Fourth Proportional to 6,462.30, 9,688.65 and 2,564.70

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Solution

The fourth proportional to 6,462.30, 9,688.65 and 2,564.70 is: 3,845.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,462.30 : 9,688.65 = 2,564.70 : x
  2. Step 2: Convert to fraction form
    6,462.30/9,688.65 = 2,564.70/x
  3. Step 3: Cross multiply
    6,462.30x = 9,688.65 × 2,564.70
  4. Step 4: Simplify right side
    6,462.30x = 24,848,480.66
  5. Step 5: Solve for x
    x = 24,848,480.66/6,462.30
  6. Step 6: Final answer
    x = 3,845.15

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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.