Home / 3,081.94-4,624.73-1,135.51

Finding the Fourth Proportional to 3,081.94, 4,624.73 and 1,135.51

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Solution

The fourth proportional to 3,081.94, 4,624.73 and 1,135.51 is: 1,703.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.94 : 4,624.73 = 1,135.51 : x
  2. Step 2: Convert to fraction form
    3,081.94/4,624.73 = 1,135.51/x
  3. Step 3: Cross multiply
    3,081.94x = 4,624.73 × 1,135.51
  4. Step 4: Simplify right side
    3,081.94x = 5,251,427.16
  5. Step 5: Solve for x
    x = 5,251,427.16/3,081.94
  6. Step 6: Final answer
    x = 1,703.94

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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.