Home / 10,123.17-13,969.44-6,346.50

Finding the Fourth Proportional to 10,123.17, 13,969.44 and 6,346.50

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Solution

The fourth proportional to 10,123.17, 13,969.44 and 6,346.50 is: 8,757.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,123.17 : 13,969.44 = 6,346.50 : x
  2. Step 2: Convert to fraction form
    10,123.17/13,969.44 = 6,346.50/x
  3. Step 3: Cross multiply
    10,123.17x = 13,969.44 × 6,346.50
  4. Step 4: Simplify right side
    10,123.17x = 88,657,050.96
  5. Step 5: Solve for x
    x = 88,657,050.96/10,123.17
  6. Step 6: Final answer
    x = 8,757.83

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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.