Home / 9,405.13-14,107.69-2,385.67

Finding the Fourth Proportional to 9,405.13, 14,107.69 and 2,385.67

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Solution

The fourth proportional to 9,405.13, 14,107.69 and 2,385.67 is: 3,578.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,405.13 : 14,107.69 = 2,385.67 : x
  2. Step 2: Convert to fraction form
    9,405.13/14,107.69 = 2,385.67/x
  3. Step 3: Cross multiply
    9,405.13x = 14,107.69 × 2,385.67
  4. Step 4: Simplify right side
    9,405.13x = 33,656,241.38
  5. Step 5: Solve for x
    x = 33,656,241.38/9,405.13
  6. Step 6: Final answer
    x = 3,578.50

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Similar ratio
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1.5x scale

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.