Home / 7,779.24-11,668.98-4,338.36

Finding the Fourth Proportional to 7,779.24, 11,668.98 and 4,338.36

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Solution

The fourth proportional to 7,779.24, 11,668.98 and 4,338.36 is: 6,507.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,779.24 : 11,668.98 = 4,338.36 : x
  2. Step 2: Convert to fraction form
    7,779.24/11,668.98 = 4,338.36/x
  3. Step 3: Cross multiply
    7,779.24x = 11,668.98 × 4,338.36
  4. Step 4: Simplify right side
    7,779.24x = 50,624,236.07
  5. Step 5: Solve for x
    x = 50,624,236.07/7,779.24
  6. Step 6: Final answer
    x = 6,507.61

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Half scale
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Double scale
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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.