Home / 1,836.42-2,535.06-1,206.96

Finding the Fourth Proportional to 1,836.42, 2,535.06 and 1,206.96

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Solution

The fourth proportional to 1,836.42, 2,535.06 and 1,206.96 is: 1,666.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836.42 : 2,535.06 = 1,206.96 : x
  2. Step 2: Convert to fraction form
    1,836.42/2,535.06 = 1,206.96/x
  3. Step 3: Cross multiply
    1,836.42x = 2,535.06 × 1,206.96
  4. Step 4: Simplify right side
    1,836.42x = 3,059,716.02
  5. Step 5: Solve for x
    x = 3,059,716.02/1,836.42
  6. Step 6: Final answer
    x = 1,666.13

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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.