Home / 4,656.86-6,426.98-2,768.90

Finding the Fourth Proportional to 4,656.86, 6,426.98 and 2,768.90

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Solution

The fourth proportional to 4,656.86, 6,426.98 and 2,768.90 is: 3,821.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,656.86 : 6,426.98 = 2,768.90 : x
  2. Step 2: Convert to fraction form
    4,656.86/6,426.98 = 2,768.90/x
  3. Step 3: Cross multiply
    4,656.86x = 6,426.98 × 2,768.90
  4. Step 4: Simplify right side
    4,656.86x = 17,795,664.92
  5. Step 5: Solve for x
    x = 17,795,664.92/4,656.86
  6. Step 6: Final answer
    x = 3,821.39

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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.