Home / 2,412.45-3,619.08-852.66

Finding the Fourth Proportional to 2,412.45, 3,619.08 and 852.66

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Solution

The fourth proportional to 2,412.45, 3,619.08 and 852.66 is: 1,279.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.45 : 3,619.08 = 852.66 : x
  2. Step 2: Convert to fraction form
    2,412.45/3,619.08 = 852.66/x
  3. Step 3: Cross multiply
    2,412.45x = 3,619.08 × 852.66
  4. Step 4: Simplify right side
    2,412.45x = 3,085,844.75
  5. Step 5: Solve for x
    x = 3,085,844.75/2,412.45
  6. Step 6: Final answer
    x = 1,279.13

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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.