Home / 9,739.32-14,609.72-2,814.36

Finding the Fourth Proportional to 9,739.32, 14,609.72 and 2,814.36

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Solution

The fourth proportional to 9,739.32, 14,609.72 and 2,814.36 is: 4,221.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,739.32 : 14,609.72 = 2,814.36 : x
  2. Step 2: Convert to fraction form
    9,739.32/14,609.72 = 2,814.36/x
  3. Step 3: Cross multiply
    9,739.32x = 14,609.72 × 2,814.36
  4. Step 4: Simplify right side
    9,739.32x = 41,117,011.58
  5. Step 5: Solve for x
    x = 41,117,011.58/9,739.32
  6. Step 6: Final answer
    x = 4,221.75

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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.