Home / 2,817.04-4,225.21-736.86

Finding the Fourth Proportional to 2,817.04, 4,225.21 and 736.86

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Solution

The fourth proportional to 2,817.04, 4,225.21 and 736.86 is: 1,105.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817.04 : 4,225.21 = 736.86 : x
  2. Step 2: Convert to fraction form
    2,817.04/4,225.21 = 736.86/x
  3. Step 3: Cross multiply
    2,817.04x = 4,225.21 × 736.86
  4. Step 4: Simplify right side
    2,817.04x = 3,113,388.24
  5. Step 5: Solve for x
    x = 3,113,388.24/2,817.04
  6. Step 6: Final answer
    x = 1,105.20

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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.