Home / 8,440.96-12,663.20-2,597.28

Finding the Fourth Proportional to 8,440.96, 12,663.20 and 2,597.28

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Solution

The fourth proportional to 8,440.96, 12,663.20 and 2,597.28 is: 3,896.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,440.96 : 12,663.20 = 2,597.28 : x
  2. Step 2: Convert to fraction form
    8,440.96/12,663.20 = 2,597.28/x
  3. Step 3: Cross multiply
    8,440.96x = 12,663.20 × 2,597.28
  4. Step 4: Simplify right side
    8,440.96x = 32,889,876.10
  5. Step 5: Solve for x
    x = 32,889,876.10/8,440.96
  6. Step 6: Final answer
    x = 3,896.46

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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.