Home / 3,607.58-5,410.83-1,142.08

Finding the Fourth Proportional to 3,607.58, 5,410.83 and 1,142.08

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Solution

The fourth proportional to 3,607.58, 5,410.83 and 1,142.08 is: 1,712.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607.58 : 5,410.83 = 1,142.08 : x
  2. Step 2: Convert to fraction form
    3,607.58/5,410.83 = 1,142.08/x
  3. Step 3: Cross multiply
    3,607.58x = 5,410.83 × 1,142.08
  4. Step 4: Simplify right side
    3,607.58x = 6,179,617.11
  5. Step 5: Solve for x
    x = 6,179,617.11/3,607.58
  6. Step 6: Final answer
    x = 1,712.95

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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.