Home / 9,209.40-13,814.10-4,277.76

Finding the Fourth Proportional to 9,209.40, 13,814.10 and 4,277.76

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Solution

The fourth proportional to 9,209.40, 13,814.10 and 4,277.76 is: 6,416.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,209.40 : 13,814.10 = 4,277.76 : x
  2. Step 2: Convert to fraction form
    9,209.40/13,814.10 = 4,277.76/x
  3. Step 3: Cross multiply
    9,209.40x = 13,814.10 × 4,277.76
  4. Step 4: Simplify right side
    9,209.40x = 59,093,404.42
  5. Step 5: Solve for x
    x = 59,093,404.42/9,209.40
  6. Step 6: Final answer
    x = 6,416.64

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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.