Home / 3,365.87-5,064.86-2,777.17

Finding the Fourth Proportional to 3,365.87, 5,064.86 and 2,777.17

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Solution

The fourth proportional to 3,365.87, 5,064.86 and 2,777.17 is: 4,179.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.87 : 5,064.86 = 2,777.17 : x
  2. Step 2: Convert to fraction form
    3,365.87/5,064.86 = 2,777.17/x
  3. Step 3: Cross multiply
    3,365.87x = 5,064.86 × 2,777.17
  4. Step 4: Simplify right side
    3,365.87x = 14,065,977.25
  5. Step 5: Solve for x
    x = 14,065,977.25/3,365.87
  6. Step 6: Final answer
    x = 4,179.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.