Home / 8,692.28-13,040.08-2,849.24

Finding the Fourth Proportional to 8,692.28, 13,040.08 and 2,849.24

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Solution

The fourth proportional to 8,692.28, 13,040.08 and 2,849.24 is: 4,274.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,692.28 : 13,040.08 = 2,849.24 : x
  2. Step 2: Convert to fraction form
    8,692.28/13,040.08 = 2,849.24/x
  3. Step 3: Cross multiply
    8,692.28x = 13,040.08 × 2,849.24
  4. Step 4: Simplify right side
    8,692.28x = 37,154,317.54
  5. Step 5: Solve for x
    x = 37,154,317.54/8,692.28
  6. Step 6: Final answer
    x = 4,274.40

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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.