Home / 2,323.83-3,206.07-1,328.76

Finding the Fourth Proportional to 2,323.83, 3,206.07 and 1,328.76

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Solution

The fourth proportional to 2,323.83, 3,206.07 and 1,328.76 is: 1,833.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,323.83 : 3,206.07 = 1,328.76 : x
  2. Step 2: Convert to fraction form
    2,323.83/3,206.07 = 1,328.76/x
  3. Step 3: Cross multiply
    2,323.83x = 3,206.07 × 1,328.76
  4. Step 4: Simplify right side
    2,323.83x = 4,260,097.57
  5. Step 5: Solve for x
    x = 4,260,097.57/2,323.83
  6. Step 6: Final answer
    x = 1,833.22

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Half scale
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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.