Home / 10,476.40-15,683.41-6,767.82

Finding the Fourth Proportional to 10,476.40, 15,683.41 and 6,767.82

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Solution

The fourth proportional to 10,476.40, 15,683.41 and 6,767.82 is: 10,131.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,476.40 : 15,683.41 = 6,767.82 : x
  2. Step 2: Convert to fraction form
    10,476.40/15,683.41 = 6,767.82/x
  3. Step 3: Cross multiply
    10,476.40x = 15,683.41 × 6,767.82
  4. Step 4: Simplify right side
    10,476.40x = 106,142,495.87
  5. Step 5: Solve for x
    x = 106,142,495.87/10,476.40
  6. Step 6: Final answer
    x = 10,131.58

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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.