Home / 6,444.32-9,666.15-3,777.39

Finding the Fourth Proportional to 6,444.32, 9,666.15 and 3,777.39

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Solution

The fourth proportional to 6,444.32, 9,666.15 and 3,777.39 is: 5,665.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,444.32 : 9,666.15 = 3,777.39 : x
  2. Step 2: Convert to fraction form
    6,444.32/9,666.15 = 3,777.39/x
  3. Step 3: Cross multiply
    6,444.32x = 9,666.15 × 3,777.39
  4. Step 4: Simplify right side
    6,444.32x = 36,512,818.35
  5. Step 5: Solve for x
    x = 36,512,818.35/6,444.32
  6. Step 6: Final answer
    x = 5,665.90

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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.