Home / 4,477.97-6,718.77-1,558.32

Finding the Fourth Proportional to 4,477.97, 6,718.77 and 1,558.32

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Solution

The fourth proportional to 4,477.97, 6,718.77 and 1,558.32 is: 2,338.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.97 : 6,718.77 = 1,558.32 : x
  2. Step 2: Convert to fraction form
    4,477.97/6,718.77 = 1,558.32/x
  3. Step 3: Cross multiply
    4,477.97x = 6,718.77 × 1,558.32
  4. Step 4: Simplify right side
    4,477.97x = 10,469,993.67
  5. Step 5: Solve for x
    x = 10,469,993.67/4,477.97
  6. Step 6: Final answer
    x = 2,338.11

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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.