Home / 3,066.12-4,589.28-1,603.26

Finding the Fourth Proportional to 3,066.12, 4,589.28 and 1,603.26

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Solution

The fourth proportional to 3,066.12, 4,589.28 and 1,603.26 is: 2,399.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066.12 : 4,589.28 = 1,603.26 : x
  2. Step 2: Convert to fraction form
    3,066.12/4,589.28 = 1,603.26/x
  3. Step 3: Cross multiply
    3,066.12x = 4,589.28 × 1,603.26
  4. Step 4: Simplify right side
    3,066.12x = 7,357,809.05
  5. Step 5: Solve for x
    x = 7,357,809.05/3,066.12
  6. Step 6: Final answer
    x = 2,399.71

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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.