Home / 3,521.21-5,282.69-1,056.07

Finding the Fourth Proportional to 3,521.21, 5,282.69 and 1,056.07

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Solution

The fourth proportional to 3,521.21, 5,282.69 and 1,056.07 is: 1,584.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.21 : 5,282.69 = 1,056.07 : x
  2. Step 2: Convert to fraction form
    3,521.21/5,282.69 = 1,056.07/x
  3. Step 3: Cross multiply
    3,521.21x = 5,282.69 × 1,056.07
  4. Step 4: Simplify right side
    3,521.21x = 5,578,891.75
  5. Step 5: Solve for x
    x = 5,578,891.75/3,521.21
  6. Step 6: Final answer
    x = 1,584.37

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1.5x scale

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.