Home / 3,034.08-4,186.89-1,855.26

Finding the Fourth Proportional to 3,034.08, 4,186.89 and 1,855.26

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Solution

The fourth proportional to 3,034.08, 4,186.89 and 1,855.26 is: 2,560.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.08 : 4,186.89 = 1,855.26 : x
  2. Step 2: Convert to fraction form
    3,034.08/4,186.89 = 1,855.26/x
  3. Step 3: Cross multiply
    3,034.08x = 4,186.89 × 1,855.26
  4. Step 4: Simplify right side
    3,034.08x = 7,767,769.54
  5. Step 5: Solve for x
    x = 7,767,769.54/3,034.08
  6. Step 6: Final answer
    x = 2,560.17

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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.