Home / 10,126.30-13,973.98-6,351.60

Finding the Fourth Proportional to 10,126.30, 13,973.98 and 6,351.60

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Solution

The fourth proportional to 10,126.30, 13,973.98 and 6,351.60 is: 8,765.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126.30 : 13,973.98 = 6,351.60 : x
  2. Step 2: Convert to fraction form
    10,126.30/13,973.98 = 6,351.60/x
  3. Step 3: Cross multiply
    10,126.30x = 13,973.98 × 6,351.60
  4. Step 4: Simplify right side
    10,126.30x = 88,757,131.37
  5. Step 5: Solve for x
    x = 88,757,131.37/10,126.30
  6. Step 6: Final answer
    x = 8,765.01

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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.