Home / 1,635.49-2,465.56-1,529.79

Finding the Fourth Proportional to 1,635.49, 2,465.56 and 1,529.79

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Solution

The fourth proportional to 1,635.49, 2,465.56 and 1,529.79 is: 2,306.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635.49 : 2,465.56 = 1,529.79 : x
  2. Step 2: Convert to fraction form
    1,635.49/2,465.56 = 1,529.79/x
  3. Step 3: Cross multiply
    1,635.49x = 2,465.56 × 1,529.79
  4. Step 4: Simplify right side
    1,635.49x = 3,771,786.00
  5. Step 5: Solve for x
    x = 3,771,786.00/1,635.49
  6. Step 6: Final answer
    x = 2,306.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.