Home / 4,815.77-6,646.22-2,927.18

Finding the Fourth Proportional to 4,815.77, 6,646.22 and 2,927.18

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Solution

The fourth proportional to 4,815.77, 6,646.22 and 2,927.18 is: 4,039.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.77 : 6,646.22 = 2,927.18 : x
  2. Step 2: Convert to fraction form
    4,815.77/6,646.22 = 2,927.18/x
  3. Step 3: Cross multiply
    4,815.77x = 6,646.22 × 2,927.18
  4. Step 4: Simplify right side
    4,815.77x = 19,454,634.39
  5. Step 5: Solve for x
    x = 19,454,634.39/4,815.77
  6. Step 6: Final answer
    x = 4,039.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.