Home / 3,617.37-5,426.73-1,643.14

Finding the Fourth Proportional to 3,617.37, 5,426.73 and 1,643.14

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Solution

The fourth proportional to 3,617.37, 5,426.73 and 1,643.14 is: 2,465.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.37 : 5,426.73 = 1,643.14 : x
  2. Step 2: Convert to fraction form
    3,617.37/5,426.73 = 1,643.14/x
  3. Step 3: Cross multiply
    3,617.37x = 5,426.73 × 1,643.14
  4. Step 4: Simplify right side
    3,617.37x = 8,916,863.57
  5. Step 5: Solve for x
    x = 8,916,863.57/3,617.37
  6. Step 6: Final answer
    x = 2,465.01

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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.