Home / 9,518.28-14,269.20-3,678.99

Finding the Fourth Proportional to 9,518.28, 14,269.20 and 3,678.99

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Solution

The fourth proportional to 9,518.28, 14,269.20 and 3,678.99 is: 5,515.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,518.28 : 14,269.20 = 3,678.99 : x
  2. Step 2: Convert to fraction form
    9,518.28/14,269.20 = 3,678.99/x
  3. Step 3: Cross multiply
    9,518.28x = 14,269.20 × 3,678.99
  4. Step 4: Simplify right side
    9,518.28x = 52,496,244.11
  5. Step 5: Solve for x
    x = 52,496,244.11/9,518.28
  6. Step 6: Final answer
    x = 5,515.31

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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.