Home / 4,699.77-7,049.66-1,236.75

Finding the Fourth Proportional to 4,699.77, 7,049.66 and 1,236.75

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Solution

The fourth proportional to 4,699.77, 7,049.66 and 1,236.75 is: 1,855.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,699.77 : 7,049.66 = 1,236.75 : x
  2. Step 2: Convert to fraction form
    4,699.77/7,049.66 = 1,236.75/x
  3. Step 3: Cross multiply
    4,699.77x = 7,049.66 × 1,236.75
  4. Step 4: Simplify right side
    4,699.77x = 8,718,660.82
  5. Step 5: Solve for x
    x = 8,718,660.82/4,699.77
  6. Step 6: Final answer
    x = 1,855.13

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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.