Home / 3,607.23-5,410.71-1,142.31

Finding the Fourth Proportional to 3,607.23, 5,410.71 and 1,142.31

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Solution

The fourth proportional to 3,607.23, 5,410.71 and 1,142.31 is: 1,713.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607.23 : 5,410.71 = 1,142.31 : x
  2. Step 2: Convert to fraction form
    3,607.23/5,410.71 = 1,142.31/x
  3. Step 3: Cross multiply
    3,607.23x = 5,410.71 × 1,142.31
  4. Step 4: Simplify right side
    3,607.23x = 6,180,708.14
  5. Step 5: Solve for x
    x = 6,180,708.14/3,607.23
  6. Step 6: Final answer
    x = 1,713.42

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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.