Home / 2,777.64-4,166.46-1,133.90

Finding the Fourth Proportional to 2,777.64, 4,166.46 and 1,133.90

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Solution

The fourth proportional to 2,777.64, 4,166.46 and 1,133.90 is: 1,700.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777.64 : 4,166.46 = 1,133.90 : x
  2. Step 2: Convert to fraction form
    2,777.64/4,166.46 = 1,133.90/x
  3. Step 3: Cross multiply
    2,777.64x = 4,166.46 × 1,133.90
  4. Step 4: Simplify right side
    2,777.64x = 4,724,346.98
  5. Step 5: Solve for x
    x = 4,724,346.98/2,777.64
  6. Step 6: Final answer
    x = 1,700.85

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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.