Home / 10,619.07-15,932.96-4,692.81

Finding the Fourth Proportional to 10,619.07, 15,932.96 and 4,692.81

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Solution

The fourth proportional to 10,619.07, 15,932.96 and 4,692.81 is: 7,041.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,619.07 : 15,932.96 = 4,692.81 : x
  2. Step 2: Convert to fraction form
    10,619.07/15,932.96 = 4,692.81/x
  3. Step 3: Cross multiply
    10,619.07x = 15,932.96 × 4,692.81
  4. Step 4: Simplify right side
    10,619.07x = 74,770,407.90
  5. Step 5: Solve for x
    x = 74,770,407.90/10,619.07
  6. Step 6: Final answer
    x = 7,041.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.