Home / 4,816.59-6,647.66-2,928.77

Finding the Fourth Proportional to 4,816.59, 6,647.66 and 2,928.77

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Solution

The fourth proportional to 4,816.59, 6,647.66 and 2,928.77 is: 4,042.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,816.59 : 6,647.66 = 2,928.77 : x
  2. Step 2: Convert to fraction form
    4,816.59/6,647.66 = 2,928.77/x
  3. Step 3: Cross multiply
    4,816.59x = 6,647.66 × 2,928.77
  4. Step 4: Simplify right side
    4,816.59x = 19,469,419.30
  5. Step 5: Solve for x
    x = 19,469,419.30/4,816.59
  6. Step 6: Final answer
    x = 4,042.16

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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.