Home / 9,736.20-14,609.40-4,472.80

Finding the Fourth Proportional to 9,736.20, 14,609.40 and 4,472.80

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Solution

The fourth proportional to 9,736.20, 14,609.40 and 4,472.80 is: 6,711.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,736.20 : 14,609.40 = 4,472.80 : x
  2. Step 2: Convert to fraction form
    9,736.20/14,609.40 = 4,472.80/x
  3. Step 3: Cross multiply
    9,736.20x = 14,609.40 × 4,472.80
  4. Step 4: Simplify right side
    9,736.20x = 65,344,924.32
  5. Step 5: Solve for x
    x = 65,344,924.32/9,736.20
  6. Step 6: Final answer
    x = 6,711.54

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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.