Home / 3,195.47-4,792.59-1,087.19

Finding the Fourth Proportional to 3,195.47, 4,792.59 and 1,087.19

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Solution

The fourth proportional to 3,195.47, 4,792.59 and 1,087.19 is: 1,630.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.47 : 4,792.59 = 1,087.19 : x
  2. Step 2: Convert to fraction form
    3,195.47/4,792.59 = 1,087.19/x
  3. Step 3: Cross multiply
    3,195.47x = 4,792.59 × 1,087.19
  4. Step 4: Simplify right side
    3,195.47x = 5,210,452.99
  5. Step 5: Solve for x
    x = 5,210,452.99/3,195.47
  6. Step 6: Final answer
    x = 1,630.58

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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.