Home / 2,412.12-3,624.66-1,686.36

Finding the Fourth Proportional to 2,412.12, 3,624.66 and 1,686.36

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Solution

The fourth proportional to 2,412.12, 3,624.66 and 1,686.36 is: 2,534.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.12 : 3,624.66 = 1,686.36 : x
  2. Step 2: Convert to fraction form
    2,412.12/3,624.66 = 1,686.36/x
  3. Step 3: Cross multiply
    2,412.12x = 3,624.66 × 1,686.36
  4. Step 4: Simplify right side
    2,412.12x = 6,112,481.64
  5. Step 5: Solve for x
    x = 6,112,481.64/2,412.12
  6. Step 6: Final answer
    x = 2,534.07

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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.