Home / 3,655.25-5,482.94-1,190.06

Finding the Fourth Proportional to 3,655.25, 5,482.94 and 1,190.06

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Solution

The fourth proportional to 3,655.25, 5,482.94 and 1,190.06 is: 1,785.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,655.25 : 5,482.94 = 1,190.06 : x
  2. Step 2: Convert to fraction form
    3,655.25/5,482.94 = 1,190.06/x
  3. Step 3: Cross multiply
    3,655.25x = 5,482.94 × 1,190.06
  4. Step 4: Simplify right side
    3,655.25x = 6,524,994.21
  5. Step 5: Solve for x
    x = 6,524,994.21/3,655.25
  6. Step 6: Final answer
    x = 1,785.10

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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.