Home / 11,434.15-17,151.36-3,643.03

Finding the Fourth Proportional to 11,434.15, 17,151.36 and 3,643.03

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Solution

The fourth proportional to 11,434.15, 17,151.36 and 3,643.03 is: 5,464.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,434.15 : 17,151.36 = 3,643.03 : x
  2. Step 2: Convert to fraction form
    11,434.15/17,151.36 = 3,643.03/x
  3. Step 3: Cross multiply
    11,434.15x = 17,151.36 × 3,643.03
  4. Step 4: Simplify right side
    11,434.15x = 62,482,919.02
  5. Step 5: Solve for x
    x = 62,482,919.02/11,434.15
  6. Step 6: Final answer
    x = 5,464.59

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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.