Home / 3,712.53-5,568.75-1,521.24

Finding the Fourth Proportional to 3,712.53, 5,568.75 and 1,521.24

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Solution

The fourth proportional to 3,712.53, 5,568.75 and 1,521.24 is: 2,281.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.53 : 5,568.75 = 1,521.24 : x
  2. Step 2: Convert to fraction form
    3,712.53/5,568.75 = 1,521.24/x
  3. Step 3: Cross multiply
    3,712.53x = 5,568.75 × 1,521.24
  4. Step 4: Simplify right side
    3,712.53x = 8,471,405.25
  5. Step 5: Solve for x
    x = 8,471,405.25/3,712.53
  6. Step 6: Final answer
    x = 2,281.84

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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.