Home / 3,154.71-4,732.58-1,074.50

Finding the Fourth Proportional to 3,154.71, 4,732.58 and 1,074.50

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Solution

The fourth proportional to 3,154.71, 4,732.58 and 1,074.50 is: 1,611.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.71 : 4,732.58 = 1,074.50 : x
  2. Step 2: Convert to fraction form
    3,154.71/4,732.58 = 1,074.50/x
  3. Step 3: Cross multiply
    3,154.71x = 4,732.58 × 1,074.50
  4. Step 4: Simplify right side
    3,154.71x = 5,085,157.21
  5. Step 5: Solve for x
    x = 5,085,157.21/3,154.71
  6. Step 6: Final answer
    x = 1,611.93

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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.