Home / 10,634.46-14,695.79-7,977.25

Finding the Fourth Proportional to 10,634.46, 14,695.79 and 7,977.25

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Solution

The fourth proportional to 10,634.46, 14,695.79 and 7,977.25 is: 11,023.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,634.46 : 14,695.79 = 7,977.25 : x
  2. Step 2: Convert to fraction form
    10,634.46/14,695.79 = 7,977.25/x
  3. Step 3: Cross multiply
    10,634.46x = 14,695.79 × 7,977.25
  4. Step 4: Simplify right side
    10,634.46x = 117,232,014.13
  5. Step 5: Solve for x
    x = 117,232,014.13/10,634.46
  6. Step 6: Final answer
    x = 11,023.79

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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.