Home / 9,618.12-14,427-2,692.62

Finding the Fourth Proportional to 9,618.12, 14,427 and 2,692.62

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Solution

The fourth proportional to 9,618.12, 14,427 and 2,692.62 is: 4,038.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,618.12 : 14,427 = 2,692.62 : x
  2. Step 2: Convert to fraction form
    9,618.12/14,427 = 2,692.62/x
  3. Step 3: Cross multiply
    9,618.12x = 14,427 × 2,692.62
  4. Step 4: Simplify right side
    9,618.12x = 38,846,428.74
  5. Step 5: Solve for x
    x = 38,846,428.74/9,618.12
  6. Step 6: Final answer
    x = 4,038.88

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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.