Home / 3,527.84-5,287.44-1,216.64

Finding the Fourth Proportional to 3,527.84, 5,287.44 and 1,216.64

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Solution

The fourth proportional to 3,527.84, 5,287.44 and 1,216.64 is: 1,823.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,527.84 : 5,287.44 = 1,216.64 : x
  2. Step 2: Convert to fraction form
    3,527.84/5,287.44 = 1,216.64/x
  3. Step 3: Cross multiply
    3,527.84x = 5,287.44 × 1,216.64
  4. Step 4: Simplify right side
    3,527.84x = 6,432,911.00
  5. Step 5: Solve for x
    x = 6,432,911.00/3,527.84
  6. Step 6: Final answer
    x = 1,823.47

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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.