Home / 2,366.68-3,266.06-1,318.80

Finding the Fourth Proportional to 2,366.68, 3,266.06 and 1,318.80

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Solution

The fourth proportional to 2,366.68, 3,266.06 and 1,318.80 is: 1,819.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,366.68 : 3,266.06 = 1,318.80 : x
  2. Step 2: Convert to fraction form
    2,366.68/3,266.06 = 1,318.80/x
  3. Step 3: Cross multiply
    2,366.68x = 3,266.06 × 1,318.80
  4. Step 4: Simplify right side
    2,366.68x = 4,307,279.93
  5. Step 5: Solve for x
    x = 4,307,279.93/2,366.68
  6. Step 6: Final answer
    x = 1,819.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.