Home / 3,170.62-4,756.95-1,527.28

Finding the Fourth Proportional to 3,170.62, 4,756.95 and 1,527.28

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Solution

The fourth proportional to 3,170.62, 4,756.95 and 1,527.28 is: 2,291.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.62 : 4,756.95 = 1,527.28 : x
  2. Step 2: Convert to fraction form
    3,170.62/4,756.95 = 1,527.28/x
  3. Step 3: Cross multiply
    3,170.62x = 4,756.95 × 1,527.28
  4. Step 4: Simplify right side
    3,170.62x = 7,265,194.60
  5. Step 5: Solve for x
    x = 7,265,194.60/3,170.62
  6. Step 6: Final answer
    x = 2,291.41

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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.