Home / 6,429.56-9,649.82-2,536.70

Finding the Fourth Proportional to 6,429.56, 9,649.82 and 2,536.70

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Solution

The fourth proportional to 6,429.56, 9,649.82 and 2,536.70 is: 3,807.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,429.56 : 9,649.82 = 2,536.70 : x
  2. Step 2: Convert to fraction form
    6,429.56/9,649.82 = 2,536.70/x
  3. Step 3: Cross multiply
    6,429.56x = 9,649.82 × 2,536.70
  4. Step 4: Simplify right side
    6,429.56x = 24,478,685.71
  5. Step 5: Solve for x
    x = 24,478,685.71/6,429.56
  6. Step 6: Final answer
    x = 3,807.21

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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.