Home / 10,126.41-13,973.76-6,349.41

Finding the Fourth Proportional to 10,126.41, 13,973.76 and 6,349.41

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Solution

The fourth proportional to 10,126.41, 13,973.76 and 6,349.41 is: 8,761.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126.41 : 13,973.76 = 6,349.41 : x
  2. Step 2: Convert to fraction form
    10,126.41/13,973.76 = 6,349.41/x
  3. Step 3: Cross multiply
    10,126.41x = 13,973.76 × 6,349.41
  4. Step 4: Simplify right side
    10,126.41x = 88,725,131.48
  5. Step 5: Solve for x
    x = 88,725,131.48/10,126.41
  6. Step 6: Final answer
    x = 8,761.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.