Home / 4,539.88-6,776.69-3,894.76

Finding the Fourth Proportional to 4,539.88, 6,776.69 and 3,894.76

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Solution

The fourth proportional to 4,539.88, 6,776.69 and 3,894.76 is: 5,813.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,539.88 : 6,776.69 = 3,894.76 : x
  2. Step 2: Convert to fraction form
    4,539.88/6,776.69 = 3,894.76/x
  3. Step 3: Cross multiply
    4,539.88x = 6,776.69 × 3,894.76
  4. Step 4: Simplify right side
    4,539.88x = 26,393,581.14
  5. Step 5: Solve for x
    x = 26,393,581.14/4,539.88
  6. Step 6: Final answer
    x = 5,813.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.