Home / 3,360.36-4,636.22-1,962.12

Finding the Fourth Proportional to 3,360.36, 4,636.22 and 1,962.12

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Solution

The fourth proportional to 3,360.36, 4,636.22 and 1,962.12 is: 2,707.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.36 : 4,636.22 = 1,962.12 : x
  2. Step 2: Convert to fraction form
    3,360.36/4,636.22 = 1,962.12/x
  3. Step 3: Cross multiply
    3,360.36x = 4,636.22 × 1,962.12
  4. Step 4: Simplify right side
    3,360.36x = 9,096,819.99
  5. Step 5: Solve for x
    x = 9,096,819.99/3,360.36
  6. Step 6: Final answer
    x = 2,707.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.