Home / 4,808.97-7,212.58-1,299.24

Finding the Fourth Proportional to 4,808.97, 7,212.58 and 1,299.24

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Solution

The fourth proportional to 4,808.97, 7,212.58 and 1,299.24 is: 1,948.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808.97 : 7,212.58 = 1,299.24 : x
  2. Step 2: Convert to fraction form
    4,808.97/7,212.58 = 1,299.24/x
  3. Step 3: Cross multiply
    4,808.97x = 7,212.58 × 1,299.24
  4. Step 4: Simplify right side
    4,808.97x = 9,370,869.19
  5. Step 5: Solve for x
    x = 9,370,869.19/4,808.97
  6. Step 6: Final answer
    x = 1,948.62

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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.