Home / 4,505.84-6,218.80-2,828.66

Finding the Fourth Proportional to 4,505.84, 6,218.80 and 2,828.66

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Solution

The fourth proportional to 4,505.84, 6,218.80 and 2,828.66 is: 3,904.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,505.84 : 6,218.80 = 2,828.66 : x
  2. Step 2: Convert to fraction form
    4,505.84/6,218.80 = 2,828.66/x
  3. Step 3: Cross multiply
    4,505.84x = 6,218.80 × 2,828.66
  4. Step 4: Simplify right side
    4,505.84x = 17,590,879.28
  5. Step 5: Solve for x
    x = 17,590,879.28/4,505.84
  6. Step 6: Final answer
    x = 3,904.02

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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.