Home / 1,476.84-2,210.58-825.60

Finding the Fourth Proportional to 1,476.84, 2,210.58 and 825.60

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Solution

The fourth proportional to 1,476.84, 2,210.58 and 825.60 is: 1,235.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476.84 : 2,210.58 = 825.60 : x
  2. Step 2: Convert to fraction form
    1,476.84/2,210.58 = 825.60/x
  3. Step 3: Cross multiply
    1,476.84x = 2,210.58 × 825.60
  4. Step 4: Simplify right side
    1,476.84x = 1,825,054.85
  5. Step 5: Solve for x
    x = 1,825,054.85/1,476.84
  6. Step 6: Final answer
    x = 1,235.78

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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.