Home / 7,964.36-11,946.54-2,770.23

Finding the Fourth Proportional to 7,964.36, 11,946.54 and 2,770.23

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Solution

The fourth proportional to 7,964.36, 11,946.54 and 2,770.23 is: 4,155.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,964.36 : 11,946.54 = 2,770.23 : x
  2. Step 2: Convert to fraction form
    7,964.36/11,946.54 = 2,770.23/x
  3. Step 3: Cross multiply
    7,964.36x = 11,946.54 × 2,770.23
  4. Step 4: Simplify right side
    7,964.36x = 33,094,663.50
  5. Step 5: Solve for x
    x = 33,094,663.50/7,964.36
  6. Step 6: Final answer
    x = 4,155.35

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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.