Home / 10,346.31-14,264.57-7,517.79

Finding the Fourth Proportional to 10,346.31, 14,264.57 and 7,517.79

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Solution

The fourth proportional to 10,346.31, 14,264.57 and 7,517.79 is: 10,364.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,346.31 : 14,264.57 = 7,517.79 : x
  2. Step 2: Convert to fraction form
    10,346.31/14,264.57 = 7,517.79/x
  3. Step 3: Cross multiply
    10,346.31x = 14,264.57 × 7,517.79
  4. Step 4: Simplify right side
    10,346.31x = 107,238,004.11
  5. Step 5: Solve for x
    x = 107,238,004.11/10,346.31
  6. Step 6: Final answer
    x = 10,364.86

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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.